Skip to content

Bicycle helmet reviews

Read the model details behind your shortlist

Each assessment brings together documented riding uses, fit information, features and practical limitations for a named model. Follow the source links to check the exact configuration.

Start with the helmet finder to combine your requirements, or compare models to examine their differences.

Find a brand or exact model

Start with these model guides

Road and everyday riding

Bell manufacturer image · Steel Grey

Bell

Bell 2Twenty Mips

A current-reference Bell adult MTB half-shell with Mips Evolve, a 360-degree Ergo Fit closure and two overlapping US circumference bands from 53 to 63 cm.

Read the assessment ↗

Bell 2Twenty Youth Mips in Lavender as shown in a Bell manufacturer product image.

Manufacturer image · Lavender

Bell

Bell 2Twenty Youth Mips

A youth half-shell Bell places with entry-level mountain biking; its exact US page names Mips Evolve, Ergo Fit and CPSC certification but provides no circumference interval for its UC/UY choices.

Read the assessment ↗

Bell manufacturer image · Rootbeer

Bell

Bell 3Qtr-Air Mips

A Bell MTB three-quarter/half-shell helmet with Mips Evolve, an under-visor camera/light mount and four manufacturer circumference bands from 51 to 63 cm.

Read the assessment ↗

Manufacturer image · Teal / XL

Bell

Bell 4Forty Air Mips

A Bell trail-oriented open-face helmet with Mips Evolve, Float Fit and a model-specific four-row circumference chart.

Read the assessment ↗

Manufacturer image · White / M

Bell

Bell 4Forty Mips

A Bell trail helmet with Mips Evolve, Float Fit adjustment, an adjustable visor, and three supported S/M/L circumference chart rows.

Read the assessment ↗

Bell manufacturer image · Black/Red

Bell

Bell 5Fifty Spherical

An adult unisex half-shell MTB helmet with a Spherical/Mips design, a three-way Float Race Fit system, and Bell size-chart bands of 52–62 cm across S, M and L.

Read the assessment ↗

Manufacturer image · Matte Green / S/M

Bell

Bell Avenue Mips

A Bell road/gravel-category half-shell assessed from its exact US Matte Green / S/M style-120 page. Bell states CPSC compliance and Mips Evolve; the model chart maps S/M and M/L but not the additional UA and UXL selector labels.

Read the assessment ↗

Bell Daily LED Mips in the observed Matte Blue/Gray / M/L US configuration, shown from the side with its soft brim and rear light assembly visible.

Bell

Bell Daily LED Mips

A Bell U.S. Road and Gravel-category helmet whose exact page describes commuting and a 20-lumen rear LED integrated with Ergo Fit LED. Bell names Mips Evolve and states age-five-plus CPSC compliance; the observed Matte Blue/Gray / M/L item is SKU BL-7158214.

Read the assessment ↗

Bell Drifter Mips US style 125 in Matte/Gloss Black/Gray, shown from the side with its visor and open-face shell; the selected product page option is Medium.

Manufacturer image · Black/Gray / M

Bell

Bell Drifter Mips

A current-reference open-face Bell MTB helmet with Mips Evolve, a removable visor and Float Fit dial adjustment. The observed US Matte/Gloss Black/Gray SKU is Medium.

Read the assessment ↗

Manufacturer image · Matte Green / L

Bell

Bell Falcon XR LED Mips

A Bell road/gravel half-shell whose US page describes commuting and trail use, names Mips Evolve and specifies a removable Blackburn Grid COB rear light.

Read the assessment ↗

Bell manufacturer image · Solid Black

Bell

Bell Full-10 Mips

A full-face Bell MTB helmet with the manufacturer-described Mips C-Solution design, published six-size chart and a recorded Solid Black / M configuration.

Read the assessment ↗

Bell Full-Air Mips full-face helmet in Matte Black as shown in a Bell manufacturer product image.

Manufacturer image · Matte Black

Bell

Bell Full-Air Mips

A full-face MTB helmet with Mips Evolve, four size-specific circumference bands, removable temple pads, a two-position visor and multiple listed bicycle standards.

Read the assessment ↗

Bell Lil Ripper in Sunburst as shown in a Bell manufacturer product image.

Manufacturer image · Sunburst

Bell

Bell Lil Ripper

A small-head bicycle helmet Bell describes for a child in a trailer or learning to ride independently; the exact US page states age-one-plus CPSC compliance but supplies no circumference chart.

Read the assessment ↗

Bell Local US style 020 in Black / M, shown from the side as an open-face skate-style helmet; appearance only.

Manufacturer image · Black / M

Bell

Bell Local

A current-reference US skate/BMX-style bicycle helmet with Bell's Action Fit dial, a manufacturer-stated CPSC/ASTM skate claim, and three overlapping S/M/L circumference chart bands from 52 to 62 cm.

Read the assessment ↗

Bell manufacturer image · Matte Black

Bell

Bell Sanction 2 DLX Mips

A Bell full-face bicycle helmet positioned for park, jump-line and BMX riding, with manufacturer-stated US CPSC and ASTM DH/BMX compliance, Mips Essential, a Flying Bridge visor and four charted size bands.

Read the assessment ↗

Manufacturer image · Electric Blue

Bell

Bell Sanction 2

A Bell full-face bicycle helmet for park and BMX riders, with US CPSC and ASTM DH/BMX statements, a Flying Bridge visor, removable cheek pads and five charted size bands.

Read the assessment ↗

Bell Sidetrack II Mips in Matte White as shown in a Bell manufacturer product image.

Manufacturer image · Matte White

Bell

Bell Sidetrack II Mips

A child all-mountain half-shell with Mips Evolve, Ergo Fit and an age-five-plus CPSC statement; the exact page offers Universal Child and Universal Youth plans with overlapping 47–57 cm chart coverage.

Read the assessment ↗

Manufacturer image · White/Black

Bell

Bell Sixer Mips

A Bell open-face trail helmet with Mips Evolve, Float Fit Race adjustability and four separate S/M/L/XL circumference chart rows spanning 52–65 cm.

Read the assessment ↗

Bell Span in Grey as shown in a Bell manufacturer product image.

Manufacturer image · Grey

Bell

Bell Span

A child-sized skate/BMX bicycle helmet with an Action Fit dial, CPSC age-five-plus and ASTM F1492-08 skate statements; the exact US page gives no circumference endpoint.

Read the assessment ↗

Manufacturer image · Matte Black / S/M

Bell

Bell Spark 2 Mips

An open-face Bell trail helmet with Mips Evolve, Ergo Fit adjustment and an adjustable visor; the displayed size chart does not map cleanly to the listed size options.

Read the assessment ↗

Bell Trace Mips US style 156 in Matte Red/Black / S/M, shown in a side three-quarter view as an open-face bicycle helmet; appearance reference only.

Manufacturer image · Matte Red/Black / S/M

Bell

Bell Trace Mips

Bell's US Road and Gravel catalogue lists this half-shell Trace Mips configuration. The observed Matte Red/Black / S/M style-156 page states CPSC compliance and Mips Evolve, with S/M and M/L chart rows.

Read the assessment ↗

Manufacturer image · Fluorescent Yellow / M

Bell

Bell XR Mips

A Bell road/gravel half-shell assessed across exact US XR Mips / Falcon XR Mips pages: style 151 Fluorescent Yellow / M and finish-only style 142 Gloss Red/Black / M. Both pages describe commuting and trail use, Mips Evolve, CPSC wording and overlapping S/M/L circumference rows.

Read the assessment ↗

Manufacturer image · White

Bell

Bell XR Spherical

Bell's cross-discipline half-shell with Spherical Technology powered by Mips; the exact US style page documents road, gravel and trail-related use, size-charted S/M/L rows and CPSC wording.

Read the assessment ↗

Giro

Giro Aerohead Mips II

A distinct Giro time-trial helmet version with Mips Air Node, an oversized magnetic shield, two stated included shields, a padded carrying pod and explicit US CPSC compliance wording.

Read the assessment ↗

Giro Aerohead Mips bicycle helmet in the observed Matte White/Silver / M configuration, shown with its wraparound eye shield.

Giro

Giro Aerohead Mips (style 100000000300000048S)

A separately listed US Aerohead Mips style with an observed Matte White/Silver Medium configuration, magnetic ZEISS shield and an explicit CPSC compliance statement on its exact page.

Read the assessment ↗

Giro Aerohead Mips bicycle helmet in the observed Matte Black / S configuration, shown with its wraparound eye shield.

Giro

Giro Aerohead Mips (style 100000000300000048)

A Giro road time-trial helmet with an integrated Mips system, magnetic wraparound ZEISS eye shield and Roc Loc 5 Air fit system; this exact US page does not explicitly state CPSC compliance.

Read the assessment ↗

Giro Agilis Mips bicycle helmet, a dark ventilated half-shell shown from an elevated side angle.

Manufacturer image · Agilis Mips

Giro

Giro Agilis Mips

An adult road half-shell with an adjustable Roc Loc 5 Mips system and an In-Mold Hardbody lower wrap; Giro lists S, M and L.

Read the assessment ↗

Giro Aries Spherical bicycle helmet in the Matte White colorway, shown from an elevated side and front angle.

Manufacturer image · Matte White

Giro

Giro Aries Spherical

A standard US road-cycling half-shell with Spherical Technology powered by Mips, a Roc Loc 5+ Air fit system, and a published S/M/L head-circumference chart.

Read the assessment ↗

Manufacturer image · Artex Mips / Matte White

Giro

Giro Artex Mips

A compact-profile MTB half-shell with deeper coverage, a removable visor, Roc Loc 5 Air Mips and S–XL sizing.

Read the assessment ↗

Giro Bexley Mips style 013 urban half-shell with retractable shield, in the observed Matte Black color route.

Manufacturer image · Bexley Mips

Giro

Giro Bexley Mips

An urban half-shell with a retractable, replaceable eye shield, integrated rear light, four large vents and a Roc Loc City Air fit system; the exact US page lists CE EN1078 and NTA 8776 but no CPSC statement.

Read the assessment ↗

Giro Caden II US style 036 in the observed Matte Black route, shown from an elevated side and front angle with its cycling-cap-style brow.

Manufacturer image · Caden II

Giro

Giro Caden II

An adult urban half-shell with Roc Loc City, a lock port, reflective details and a cap-style visor; the exact US page states CPSC and 330 g for a Medium, but does not name Mips.

Read the assessment ↗

Giro Caden LED Mips US style 028 in the observed Matte Black route, shown from a raised side and front angle; the image does not establish light operation.

Manufacturer image · Caden LED Mips

Giro

Giro Caden LED Mips

An urban S/M/L helmet with Roc Loc City adjustment, Integrated Mips and an exact-page CPSC statement; Giro names a light feature but gives no runtime or charging detail.

Read the assessment ↗

Giro Caden Mips II style 032 urban half-shell with cycling-cap-style visor, in the observed Matte Black route.

Manufacturer image · Caden Mips II

Giro

Giro Caden Mips II

An urban half-shell with integrated Mips, a Roc Loc City Mips fit system, three vertical positions, a stated 6 cm fit-system range and a lock port; the US page lists CE EN1078 without a CPSC statement.

Read the assessment ↗

Manufacturer image · Caden

Giro

Giro Caden

A street-oriented adult half-shell in Giro's S/M/L sizing, with Roc Loc City adjustment, a lock port, removable cycling-cap-style visor and an exact US-page CPSC statement.

Read the assessment ↗

Giro Camden Mips style 014 urban half-shell in the observed Matte White color route.

Manufacturer image · Camden Mips

Giro

Giro Camden Mips

An urban half-shell with four adjustable vents, integrated rear lighting, Roc Loc Air, a Fidlock magnetic buckle and documented CPSC and NTA 8776 wording on its exact US page.

Read the assessment ↗

Giro Cielo Mips bicycle helmet in the observed Matte Black configuration, shown from an elevated side angle.

Manufacturer image · Cielo Mips / Matte Black

Giro

Giro Cielo Mips

An adult road-and-gravel half-shell with 22 Wind Tunnel vents, Mips Evolve Core, Roll Cage reinforcement and Roc Loc 5 Air Mips adjustment.

Read the assessment ↗

Giro Cinder Mips style 061 vented road helmet in the observed Black Fade/Highlight Yellow color route.

Manufacturer image · Cinder Mips

Giro

Giro Cinder Mips

A road-riding half-shell with Roc Loc 5, integrated Mips and a hard-shell/in-mold lower wrap; Giro states US CPSC compliance and a 310 g Medium CPSC weight for this exact style.

Read the assessment ↗

Giro Coalition Spherical full-face MTB helmet in the observed Motion Orange configuration, with a light crown, patterned orange side panels, visor and integrated chinbar.

Manufacturer image · Coalition Spherical style 027 / Motion Orange

Giro

Giro Coalition Spherical style 027

A full-face MTB helmet with Giro's Halo chinbar and Spherical Technology powered by Mips, in the exact US style-027 page whose certification list names CE EN 1078 but does not state CPSC.

Read the assessment ↗

Giro Coalition Spherical full-face bicycle helmet in the observed Matte White/Ano Blue colorway, showing its integrated chinbar and visor from a raised side angle.

Manufacturer image · Coalition Spherical / White-Ano Blue

Giro

Giro Coalition Spherical (US style 027S)

A full-face MTB helmet with a Halo chinbar, Spherical Technology powered by Mips, CPSC compliance stated on the exact US style page, and S/M/L sizing.

Read the assessment ↗

Giro Dime youth bicycle helmet in the observed Matte Black edition, shown from a side angle.

Manufacturer image · Dime / Matte Black

Giro

Giro Dime Helmet

A child half-shell without a Mips feature named on the page, with an eight-vent layout, 45–55 cm XS/S chart and a size-S weight figure.

Read the assessment ↗

Giro Dime Mips SE youth bicycle helmet in the observed Matte Trench Blue edition, shown from a side angle.

Manufacturer image · Dime Mips SE / Trench Blue

Giro

Giro Dime Mips SE

A child half-shell edition with eight manufacturer-listed vents, Mips, an XS/S 47–55 cm chart and a size-S weight figure.

Read the assessment ↗

Giro Dime MIPS youth bicycle helmet in the observed Matte Light Pink configuration, shown from a side angle.

Manufacturer image · Dime MIPS / Matte Light Pink

Giro

Giro Dime MIPS

A child half-shell with eight manufacturer-listed vents, Mips, an XS/S 47–55 cm chart and a size-S weight figure.

Read the assessment ↗

Giro Eclipse Pro bicycle helmet in the observed Multi/Haze configuration, shown from an elevated side angle.

Manufacturer image · Eclipse Pro / Multi-Haze

Giro

Giro Eclipse Pro

An adult road half-shell with Spherical Technology powered by Mips, a Roc Loc 5.5 Air fit system, and a manufacturer-described aero-focused 15-vent layout.

Read the assessment ↗

Giro Eclipse Spherical road bicycle helmet in the selected Matte Black/White/Bright Red configuration, shown from an elevated side angle.

Manufacturer image · Eclipse Spherical / Matte Black-White-Red

Giro

Giro Eclipse Spherical

An adult road-and-gravel racing half-shell with a manufacturer-described 14-vent aero layout, Spherical Technology powered by Mips, and a stated 270 g size-M weight.

Read the assessment ↗

Giro Escape Mips urban bicycle helmet in the observed Matte Sky Blue color with its integrated front light, shown from an elevated side angle.

Manufacturer image · Escape Mips / Sky Blue

Giro

Giro Escape Mips

An urban bicycle helmet with integrated rechargeable front and rear lights, reflective webbing and an adjustable Roc Loc Sport Mips fit system.

Read the assessment ↗

Giro Ethos Mips urban bicycle helmet in the observed Matte Black colorway, with integrated illuminated front and rear light elements, shown from the side.

Manufacturer image · Ethos Mips / Black

Giro

Giro Ethos Mips

An urban half-shell with integrated rechargeable front and rear LEDs, a handlebar remote with turn signals, CPSC wording on the exact US page, and S/M/L sizing.

Read the assessment ↗

Giro Ethos Mips Shield urban helmet in observed Matte Chalk, with a clear integrated eye shield and built-in front and rear light elements.

Manufacturer image · Ethos Mips Shield / Matte Chalk

Giro

Giro Ethos Mips Shield

An urban half-shell with a clear molded eye shield, integrated rechargeable lights and handlebar-remote signals; the exact US style-039S page states CPSC compliance.

Read the assessment ↗

Giro Evoke Mips urban half-shell in the observed Matte White finish with an adjustable integrated eye shield.

Manufacturer image · Evoke Mips / Matte White

Giro

Giro Evoke Mips

An urban half-shell with an adjustable eye shield, Roc Loc City Mips fit system, reflective details and a lock port; the removable rear light is a separately purchased add-on.

Read the assessment ↗

Manufacturer image · Fixture Mips II XL

Giro

Giro Fixture Mips II XL

An adult trail-oriented Fixture Mips II in the single UXL configuration, with an exact 58–65 cm Universal X-Large chart, integrated Mips, Roc Loc Sport adjustment and a stated US CPSC listing.

Read the assessment ↗

Giro Fixture MIPS II Youth helmet in the observed Matte Green/Blue colorway, shown from an elevated side angle.

Manufacturer image · Fixture MIPS II Youth / Green-Blue

Giro

Giro Fixture MIPS II Youth

A youth half-shell described for fire roads and singletrack, with Mips, Roc Loc Sport adjustment, quick-dry padding and reflective rear details.

Read the assessment ↗

Giro adult Fixture Mips II bicycle helmet in Matte Titanium with visor, shown from an elevated side angle.

Manufacturer image · Matte Titanium

Giro

Giro Fixture Mips II

An adult universal-fit mountain-bike half-shell described for fire roads and singletrack, with integrated Mips, Roc Loc Sport adjustment and reflective details.

Read the assessment ↗

Giro Helios Spherical bicycle helmet in a white finish, shown from an elevated side angle.

Manufacturer image · Helios Spherical

Giro

Giro Helios Spherical

An adult road-and-gravel half-shell with Spherical Technology powered by Mips, dual-density Progressive Layering and a Roc Loc 5 Air fit system.

Read the assessment ↗

Giro Hoxton Mips style 040S urban half-shell in the observed Matte Black color route.

Manufacturer image · Hoxton Mips

Giro

Giro Hoxton Mips

An urban half-shell with an ABS shell, Roc Loc Urban retention, Mips Evolve Core and a ponytail cutout; both exact US style pages list CE EN 1078 without a CPSC statement.

Read the assessment ↗

Manufacturer image · Insurgent Spherical

Giro

Giro Insurgent Spherical

A gravity-oriented full-face bicycle helmet with Spherical Technology powered by Mips, an adjustable Roc Loc Air DH fit system, breakaway visor bolts and three paired size labels.

Read the assessment ↗

Giro Isode MIPS II adult bicycle helmet in Matte White with removable visor, shown from a raised side angle.

Manufacturer image · Matte White

Giro

Giro Isode MIPS II

A universal-adult road helmet with Mips Evolve Core, Roc Loc Sport adjustment, a removable visor and a Giro-stated US CPSC compliance statement.

Read the assessment ↗

Giro Manifest Spherical trail bicycle helmet in the selected Matte Black configuration, shown from an elevated front-side angle with its projecting visor and extended rear shell.

Manufacturer image · Manifest Spherical / Matte Black

Giro

Giro Manifest Spherical

An adult trail half-shell with Spherical Technology powered by Mips, Roc Loc Trail Air, an adjustable moto-style visor and a stated 340 g size-M weight.

Read the assessment ↗

Giro Montaro MIPS III in the observed Matte Motion Orange finish, shown from an elevated front-side angle.

Manufacturer image · Montaro MIPS III / Matte Motion Orange

Giro

Giro Montaro MIPS III

An adult open-face trail helmet with Mips Evolve Core, a Roc Loc Trail fit system, a two-position visor, eyewear storage, FIDLOCK buckle, and Giro-stated CPSC, CE, and NTA 8776 compliance.

Read the assessment ↗

Giro Montaro Pro bicycle helmet in the observed Stone colorway, shown from an elevated side angle.

Manufacturer image · Montaro Pro / Stone

Giro

Giro Montaro Pro

A trail half-shell with Spherical Technology powered by Mips, Roc Loc Trail Air and 23 Wind Tunnel vents; the standard US style page states NTA certification, while the Special Edition page does not restate it.

Read the assessment ↗

Manufacturer image · Quarter Helmet

Giro

Giro Quarter Helmet

A skate-style dirt bicycle helmet described for trails or skate parks, with three adult sizes, a polyurethane bumper and an exact-page CPSC statement.

Read the assessment ↗

Giro Quarter MIPS SE US style 138 in Trench Black, shown from an elevated rear angle with its graphic finish.

Manufacturer image · Quarter MIPS SE

Giro

Giro Quarter MIPS SE

A special-edition Quarter half-shell with an Mips-branded system, replaceable pads and a polyurethane-coated EPS liner; the exact US page offers S/M/L but leaves use-specific, CPSC and weight details unstated.

Read the assessment ↗

Giro Quarter Mips US style 030 in the observed Matte Black route, shown from an elevated rear-quarter angle; product reference only.

Manufacturer image · Quarter Mips

Giro

Giro Quarter Mips

A skate-style dirt bicycle helmet Giro describes for trails or skate parks, with three adult sizes, integrated Mips and an exact-page CPSC statement.

Read the assessment ↗

Giro Radix Mips bicycle helmet in the observed Shadow finish with its visor, shown from an elevated side angle.

Manufacturer image · Radix Mips / Shadow

Giro

Giro Radix Mips

An open-face MTB helmet for trail riding, with Roc Loc 5 Mips adjustment, an indexed visor and S–XL sizing.

Read the assessment ↗

Giro Register II US style 174 in the observed Matte Titanium route, shown from a front and side angle with its removable visor.

Manufacturer image · Register II

Giro

Giro Register II

A recreational Universal Adult half-shell with a removable visor, an adjustable fit system and an exact-page Evolve Core energy-management claim; the US page lists CE EN 1078 but gives no CPSC statement.

Read the assessment ↗

Giro Register Mips II LED Youth helmet in the observed Matte Black/White UY configuration, with integrated rear LED shown.

Manufacturer image · Register Mips II LED Youth / Black-White

Giro

Giro Register Mips II LED Youth

A Universal Youth recreation helmet with integrated LED, removable visor, Mips Evolve Core, a 50–57 cm chart and stated US CPSC compliance.

Read the assessment ↗

Giro Register Mips II XL bicycle helmet in the observed Matte Black/Grey / UXL configuration, shown from an elevated side angle with its removable visor.

Manufacturer image · Register Mips II XL / Matte Black-Grey

Giro

Giro Register Mips II XL

An adult recreational half-shell in Giro's road-helmet catalog, with a Universal X-Large chart, Mips Evolve Core, a removable visor and explicit US CPSC wording on the exact page.

Read the assessment ↗

Giro Register Mips II Youth bicycle helmet in the observed Matte Black/Green colorway, shown from an elevated side angle.

Manufacturer image · Register Mips II Youth / Black-Green

Giro

Giro Register Mips II Youth

A Universal Youth recreation half-shell with a removable visor, 19 vents, Mips Evolve Core, Roc Loc Sport Mips adjustment and a Giro-stated CPSC statement for riders age five and older.

Read the assessment ↗

Giro Register Mips II adult bicycle helmet in Matte Titanium with removable visor, shown from an elevated side angle.

Manufacturer image · Matte Titanium

Giro

Giro Register Mips II

A universal-adult, road-category recreational helmet with Mips Evolve Core, a removable visor, Roc Loc Sport Mips adjustment and a two-piece shell.

Read the assessment ↗

Giro Scamp child bicycle helmet in the observed Teal colorway, shown from an elevated side angle.

Manufacturer image · Scamp / Teal

Giro

Giro Scamp

A child half-shell with XS/S options, a Roc Loc Jr. dial and PinchGuard buckle; a numeric circumference range is not stated on the exact page.

Read the assessment ↗

Giro Scamp II youth bicycle helmet in the observed Matte Pink/Green configuration, shown from an elevated side angle.

Manufacturer image · Scamp II / Pink-Green

Giro

Giro Scamp II

A child half-shell with XS/S sizing, Roc Loc Jr. dial adjustment, 13 deep vents and a manufacturer-listed 225 g size-S weight.

Read the assessment ↗

Giro Scamp Mips II youth bicycle helmet in the observed Matte Blue/Green configuration, shown from an elevated side angle.

Manufacturer image · Scamp Mips II / Matte Blue/Green

Giro

Giro Scamp Mips II

A child half-shell helmet in XS and S with Mips Evolve Core, Roc Loc Jr. dial adjustment and a manufacturer-listed 13 vents.

Read the assessment ↗

Giro Source Mips bicycle helmet in the observed Matte Sky Blue Pulse finish with an adjustable visor, shown from an elevated side angle.

Manufacturer image · Source Mips / Sky Blue

Giro

Giro Source Mips

An open-face MTB helmet with deep coverage, a documented 17 vents, a Roc Loc 5 Mips fit system and an adjustable visor.

Read the assessment ↗

Giro Syntax Mips bicycle helmet in the observed Matte White configuration, shown from an elevated side angle.

Manufacturer image · Syntax Mips / Matte White

Giro

Giro Syntax Mips

An adult half-shell with Giro-documented city-road and mountain-trail use, slightly deeper coverage, Roc Loc 5 Air Mips adjustment and S-to-XL sizing.

Read the assessment ↗

Giro Synthe Mips II adult road helmet in the observed Matte Black Underground color route.

Manufacturer image · Synthe Mips II

Giro

Giro Synthe Mips II

A road-and-gravel helmet with a compact profile, Roc Loc 5 Air Mips two-way fit tuning and integrated Mips; the captured US panel lists CE EN 1078 without a CPSC statement.

Read the assessment ↗

Giro Tremor Child bicycle helmet in the observed Matte Trench Blue configuration, shown from an elevated side angle.

Manufacturer image · Tremor Child / Trench Blue

Giro

Giro Tremor Child

A Universal Child half-shell with Roc Loc Sport adjustment, 18 vents and a manufacturer-listed 315 g size-UC weight; no Mips system is named on the exact page.

Read the assessment ↗

Giro Tremor Mips Child bicycle helmet in the observed Matte Pink/Green configuration, shown from an elevated side angle.

Manufacturer image · Tremor Mips Child / Pink-Green

Giro

Giro Tremor Mips Child

A child half-shell with Integrated Mips, Roc Loc Sport Mips adjustment, a manufacturer-listed 18 vents and a Universal Child fit size.

Read the assessment ↗

Manufacturer image · Tyrant Spherical / Black

Giro

Giro Tyrant Spherical

A full-cut trail helmet with Spherical Technology powered by Mips, progressive EPS/EPP layering and an adjustable, tool-free visor.

Read the assessment ↗

Giro Women's Fixture Mips II style 018 trail half-shell, shown in an official product image linked from the exact product page.

Manufacturer image · Women's Fixture Mips II

Giro

Giro Women's Fixture Mips II

A women's Universal-fit trail half-shell with integrated Mips, Roc Loc Sport adjustment and Giro's explicit US CPSC statement; its charted circumference is 50-57 cm.

Read the assessment ↗

Giro Women's Register Mips II bicycle helmet in the observed Matte Sky Blue Universal Women's configuration with removable visor, shown from an elevated side angle.

Manufacturer image · Women's Register Mips II / Sky Blue

Giro

Giro Women's Register Mips II

A recreation-oriented Universal Women's helmet with a removable visor, Mips Evolve Core and a one-handed Roc Loc Sport Mips fit system.

Read the assessment ↗

Giro Women's Source Mips US style 099 in the observed Matte Black Ice Dye route, shown from a front-side angle; product reference only.

Manufacturer image · Women's Source Mips

Giro

Giro Women's Source Mips

A trail-ready open-face helmet with 17 stated vents, an adjustable visor and CPSC evidence, offered in S/M for this exact US style.

Read the assessment ↗

Giro Women's Trella Mips style 016 in the observed Matte Black/Silver Universal Women's configuration, shown from an elevated side and front angle.

Manufacturer image · Women's Trella Mips

Giro

Giro Women's Trella Mips

A Universal Women's bicycle helmet described for city streets, fire roads and singletrack, with Roc Loc Sport Mips and an exact-page CPSC statement.

Read the assessment ↗

Specialized Align II bicycle helmet in Black/Black Reflective, shown in the manufacturer image.

Manufacturer image · Black/Black Reflective

Specialized

Specialized Align II (Black/Black Reflective, US)

Commuter-category half-shell with US CPSC wording for age five and older, MIPS and three size labels; the captured exact US page does not provide numeric circumference endpoints.

Read the assessment ↗

Specialized Ambush 3 trail helmet in Black, shown with its adjustable visor.

Manufacturer image · Ambush 3 / Black

Specialized

Specialized Ambush 3 (Black, US)

A trail-and-enduro half-shell with AirCage construction, BOA FS1 adjustment, four-position breakaway visor, FIDLOCK buckle and Mips Air Node Pro. The captured page supplies no circumference endpoints or explicit CPSC compliance statement.

Read the assessment ↗

Specialized Camber bicycle helmet in Black, shown from the side with a projecting visor.

Manufacturer image · Camber / Black

Specialized

Specialized Camber (Black, US)

A child-inclusive mountain-bike half-shell available in XS–XL across five distinct shell sizes, with MIPS, a Headset SX fit system and explicit US CPSC wording for people age five and older. The captured US page does not provide centimeter circumference endpoints.

Read the assessment ↗

Specialized Chamonix 3 in White with its removable visor installed, shown in a manufacturer product image.

Manufacturer image · Chamonix 3 / White with visor

Specialized

Specialized Chamonix 3 (White, US)

An all-road everyday half-shell for road, gravel and commuting, with removable visor, Mips Essential Core, CPSC wording and a Virginia Tech 5-star listing; numeric circumference endpoints were not captured.

Read the assessment ↗

Specialized Dissident 2 full-face mountain-bike helmet in Black, shown from the side.

Manufacturer image · Dissident 2 / Black

Specialized

Specialized Dissident 2

A downhill-racing full-face helmet with four shell sizes, Mips Evolve, age-five-plus US CPSC wording, and an unbridged numeric circumference chart.

Read the assessment ↗

Specialized Gambit full-face mountain-bike helmet in White/Carbon, shown from the side with its fixed visor.

Manufacturer image · Gambit / White-Carbon

Specialized

Specialized Gambit

A full-face Specialized MTB helmet with US CPSC wording, named downhill and e-bike certifications, MIPS SL, and no verified circumference endpoints in this capture.

Read the assessment ↗

Specialized Loma road and gravel helmet in Black, shown in the manufacturer's product image.

Manufacturer image · Loma / Black

Specialized

Specialized Loma (Black, US)

A road-and-gravel half-shell with Mips Essential Core, FS3/Occipital adjustment, eyewear storage and a stated 290 g Medium weight; the saved US page does not expose numeric circumference endpoints.

Read the assessment ↗

Specialized Mio 2 toddler helmet in Black/Smoke Graphic, shown in the manufacturer's product image.

Specialized manufacturer image · Mio 2 / Black/Smoke Graphic

Specialized

Specialized Mio 2 (Black/Smoke Graphic, US)

Toddler-oriented OSFM helmet with a published 46–51 cm interval, CPSC wording for age one and older, Headset SX adjustment and reflective webbing/decal.

Read the assessment ↗

Specialized Mode commuter helmet in Matte Black, shown in the manufacturer's product image.

Manufacturer image · Mode / Matte Black

Specialized

Specialized Mode

A commuter-category half-shell with two fit headforms, exact-page CPSC and NTA 8776 statements, and no captured centimeter endpoints.

Read the assessment ↗

Specialized Propero 4 road helmet in Black, shown in the manufacturer's product image.

Manufacturer image · Propero 4 / Black

Specialized

Specialized Propero 4 (Black, US)

A road-category half-shell combining Mips Evolve, an FS3 fit system with Occipital Base Adjustment, and ventilation channels; the saved US page lists S/M/L without numeric circumference endpoints.

Read the assessment ↗

Specialized S-Works Evade 4 bicycle helmet in Matte Black, shown from the front and side.

Manufacturer image · S-Works Evade 4

Specialized

Specialized S-Works Evade 4 (Matte Black, US)

A road, gravel and cross-country-racing half-shell with Mips Air Node Pro pads, a BOA FS2 fit system and manufacturer-described 4D cooling. This assessment keeps its circumference chart and explicit CPSC status unknown where the retrieved US evidence does not establish them.

Read the assessment ↗

Specialized S-Works Prevail 3 road helmet in Black, shown in the manufacturer side view.

Manufacturer image · S-Works Prevail 3 / Black

Specialized

Specialized S-Works Prevail 3 (Black, US)

A road-category half-shell with Specialized's AirCage construction, a manufacturer-described ventilation-area increase, Mips Node Air padding and explicit US CPSC wording. Its S/M/L labels do not establish a captured circumference range.

Read the assessment ↗

Specialized S-Works TT 5 time-trial helmet in Black, shown with its optical shield.

Manufacturer image · S-Works TT 5 / Black

Specialized

Specialized S-Works TT 5 (Black, US)

A road-category time-trial helmet with a shaped aerodynamic shell, supplied Class 1 optics shield, Mips Node Air padding, adjustable retention and explicit US CPSC wording. Its S/M/L labels do not establish a captured circumference range.

Read the assessment ↗

Specialized Search adult helmet in Black, shown in the manufacturer's product image.

Specialized manufacturer image · Search / Black

Specialized

Specialized Search (Black, US)

Adult road, gravel and commuting half-shell with CPSC wording, Mips Evolve Core, FS3 adjustment and sunglass storage; the captured S/M/L listing does not bridge to centimeter endpoints.

Read the assessment ↗

Specialized Shuffle 2 LED child helmet in Smoke, shown from the front and side in a manufacturer image.

Manufacturer image · Smoke

Specialized

Specialized Shuffle 2 LED (Smoke, US)

Child-specific 49–55 cm OSFM helmet with a manufacturer-listed integrated rear LED, MIPS Essential Core and a clip-on visor; the captured US page does not state model-specific CPSC compliance.

Read the assessment ↗

Specialized Shuffle 2 child helmet in the Camo Graphic configuration, shown with its clip-on visor.

Specialized manufacturer image · Shuffle 2 / Camo Graphic

Specialized

Specialized Shuffle 2 (Camo Graphic, US)

Child-specific OSFM helmet with a published 49–55 cm interval, MIPS Essential Core, Headset SX adjustment and a clip-on visor; the captured US page does not explicitly state which standard this exact model meets.

Read the assessment ↗

Specialized Tactic trail helmet in Black with its fixed visor, shown in the manufacturer's product image.

Specialized manufacturer image · Tactic / Black

Specialized

Specialized Tactic

A trail/enduro half-shell with exact-page CPSC and NTA 8776 statements, Mips Evolve, and no captured centimeter endpoints.

Read the assessment ↗

Specialized Tone bicycle helmet in Birch/Taupe, shown in the manufacturer image.

Manufacturer image · Birch/Taupe

Specialized

Specialized Tone (Birch/Taupe, US)

Commuter half-shell with US CPSC wording for age five and older, MIPS, three shell sizes and reflective decals; the captured US page does not provide numeric circumference endpoints.

Read the assessment ↗

Looking up an earlier model?

Use these guides to check a model you already own or a specific seller listing. Compare the exact model, condition and included equipment.

Road and everyday riding

Bell Full-10 Spherical US style 020 in Matte Black, shown from the side with the full-face chinbar and dark patterned shell visible.

Manufacturer image · Matte Black

Bell · Earlier model

Bell Full-10 Spherical

An earlier full-face downhill bicycle helmet with Bell's Spherical Technology powered by Mips, a unidirectional-carbon-shell description, removable magnetic cheek pads and a manufacturer-listed 1,000 g size-M weight.

Read the assessment ↗

Bell manufacturer image · Black Camo

Bell · Earlier model

Bell Super Air R Spherical

An earlier Bell MTB convertible helmet with Spherical Technology powered by Mips, a documented two-click removable chin bar and separate S/M/L circumference chart rows.

Read the assessment ↗

Bell manufacturer image · Grays

Bell · Earlier model

Bell Super Air Spherical

An earlier Bell MTB open-face trail helmet with Spherical Technology powered by Mips, Float Fit, a 52–62 cm S/M/L chart and an optional separately sourced chin-bar accessory.

Read the assessment ↗

Bell Super DH Spherical bicycle helmet in the observed Matte Green / S configuration, shown head-on with the chin bar installed.

Bell · Earlier model

Bell Super DH Spherical

A Bell convertible MTB/downhill bicycle helmet with a documented removable chin bar, Spherical Technology powered by Mips and exact-page CPSC, ASTM DH and ASTM BMX statements.

Read the assessment ↗

Giro Montaro Mips II in the observed Matte Chalk finish, shown from an elevated front-side angle.

Manufacturer image · Montaro Mips II / Matte Chalk

Giro · Earlier model

Giro Montaro Mips II

An earlier-generation adult open-face trail helmet with Integrated Mips, Roc Loc 5 Air Mips, a 16-vent layout, a multi-position visor, goggle details, and a breakaway light/camera interface.

Read the assessment ↗

Specialized Ambush 2 trail helmet in Black with its fixed visor, shown in the manufacturer's product image.

Manufacturer image · Ambush 2 / Black

Specialized · Earlier model

Specialized Ambush 2

An earlier trail half-shell with Mips SL, a breakaway fixed visor, explicit US CPSC wording, and no captured circumference chart.

Read the assessment ↗

Specialized Chamonix 2 half-shell in Flo Red with its black visor, shown in a manufacturer image labeled S/M.

Manufacturer image · Chamonix 2 / Flo Red (asset labeled S/M)

Specialized · Earlier model

Specialized Chamonix 2 (Flo Red, M/L, US)

An earlier commuter-category half-shell with an exact Flo Red M/L US route, generic MIPS, age-five-plus CPSC wording and Headset SX adjustment; no numeric circumference endpoints are captured.

Read the assessment ↗

Specialized S-Works Evade 3 road bicycle helmet in Black, shown from the side with the Mips marker visible.

Manufacturer image · S-Works Evade 3 / Black

Specialized · Earlier model

Specialized S-Works Evade 3

An earlier-generation aero road helmet with Mips Air Node and an explicit US CPSC statement; the captured S/M/L choices have no numeric circumference bridge.

Read the assessment ↗

Model identification references

Use these references to distinguish model names and versions. For a buying shortlist, start with the finder.

Road and everyday riding

Giro Merit Spherical Helmet US style 100000000500000116 in Matte Black, shown from an elevated front-side angle.

Giro · Model reference

Giro Merit Spherical

Reference-only adult trail half-shell with Spherical Technology powered by Mips, Roc Loc Trail Air and an adjustable visor; exact-unit recall eligibility is unresolved.

Read the assessment ↗

Giro Women's Merit Spherical Helmet US style 100000000500000119 in a blue finish, shown from an elevated front-side angle.

Manufacturer image · Women's Merit Spherical style 119

Giro · Model reference

Giro Women's Merit Spherical

Reference-only adult trail helmet listing with Spherical Technology powered by Mips, Roc Loc Trail Air, a CPSC statement and an unresolved exact-unit Merit recall check.

Read the assessment ↗