Shop Helmets

Sleek styling, a simple and secure buckle, cool graphics, and youth-oriented sizing make the Shuffle Child SB helmet the perfect choice for your kids. - Headset SX fit system with child-oriented sizing that's designed for an easy and accurate fit - 4th Dimension Cooling System to optimize ventilation - In-molded shell improves strength and reduces weight - Tri-Fix web splitter for improved comfort and ease of strap adjustments - Standard buckle design - Reflective webbing for increased visibility in low-light conditions - Stylish, youthful designs complement our bike graphics and colors - Patented clip-on visor included

Sleek styling, a simple and secure buckle, cool graphics, and youth-oriented sizing make the Shuffle Youth SB helmet the perfect choice for your kids. - Headset SX fit system with youth-oriented sizing that's designed for an easy and accurate fit. - 4th Dimension Cooling System to optimize ventilation. - In-molded shell improves strength and reduces weight. - Tri-Fix web splitter for improved comfort and ease of strap adjustments. - Standard buckle design - Reflective webbing for increased visibility in low-light conditions. - Stylish, youthful designs complement our bike graphics and colors. - Patented clip-on visor included.

All-purpose, value-packed helmet balances performance and comfort. Value-packed protection Wear it and believe it. The Solstice is proof you don't have to spend a lot of money to get a great fitting, easy-to-use cycling helmet designed to keep you protected during all your bike riding adventures. Product details - Designed for larger vents and increased airflow while maintaining structural integrity - Built-in and removable visor options give you two choices for constant coverage - Intuitive, one-handed Headmaster fit system adjusts height and circumference - LockDown dividers make helmet strap management clean and easy to adjust - Internal, recessed channels move airflow over your head to keep you cool and dry - Soft, comfortable, moisture-wicking, and washable helmet pads - Crash Replacement Guarantee provides free helmet replacement if it is involved in a crash within the first year of ownership Specifications - Size (head circumference): Small/Medium (51-58cm); Medium/Large (55-61cm) - Fit system: Headmaster II - Pad material: Moisture wicking pads - Buckle type: Standard buckle - Includes: Visor plugs - Weight: 290g (Small/Medium)

Sleek styling, cool graphics, and youth-oriented sizing make the Shuffle Child LED helmet the perfect choice for your kids—day or night. - MIPS-equipped. - Integrated LED tail light for increased visibility in in both bright and low-light conditions. - Headset SX fit system with child-oriented sizing that's designed for an easy and accurate fit. - 4th Dimension Cooling System to optimize ventilation. - In-molded shell improves strength and reduces weight. - Tri-Fix web splitter for improved comfort and ease of strap adjustments. - Reflective webbing for increased visibility in low-light conditions. - Stylish, youthful designs complement our bike graphics and colors. - Patented clip-on visor included.

Sleek styling, cool graphics, and youth-oriented sizing make the Shuffle Youth LED helmet the perfect choice for your kids—day or night. You'll also find that it's equipped with next-level protection courtesy of revolutionary MIPS technology (Multi-Directional Impact Protection System). - MIPS-equipped. - Integrated LED tail light for increased visibility in in both bright and low-light conditions. - Headset SX fit system with youth oriented sizing that's designed for an easy and accurate fit. - 4th Dimension Cooling System to optimize ventilation. - In-molded shell improves strength and reduces weight. - Tri-Fix web splitter for improved comfort and ease of strap adjustments. - Reflective webbing for increased visibility in low-light conditions. - Stylish, youthful designs complement our bike graphics and colors. - Patented clip-on visor included.

The Scamp is packed with amazing features, including some of the same elements found in Giro's best adult helmets, all in a smaller package designed to fit your child. The all new Roc Loc Jr. fit system with pinch-guard buckle provides an easy way to fit your kid’s helmet quickly and securely. With a wide size range, your child can use this helmet as they grow from balance bikes to training wheels. The design is inspired by the adults’ Montaro/ Montara, and since the Scamp is available in a range of kid-friendly colors and designs, your child will be excited to wear it every time they ride.

Riding is for everyone, so we created the Camber to provide a dialed fit for rippers of all sizes, from kids on up. The Camber comes equipped with all the comfort, style, and ventilation to make every ride a joyride. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. - Camber earned the highest 5-Star Virginia Tech Helmet Rating from internationally renowned Virginia Polytechnic Institute and State University. - The MIPS system is a low-friction layer that allows a sliding motion of 10 to 15mm in all directions. Studies indicate that this reduces some of the rotational forces transmitted to the brain during angled impacts. - With x-small to x-large options spread across five unique shell sizes, the Camber eliminates excess bulk to deliver a comfortable and streamlined fit to a full range of riders. - Easily-adjustable, one-size Headset SX fit system with adjustable Tri-Fix web splitters delivers an easy and accurate fit. - 4th Dimension Cooling System optimizes ventilation. - In-molded shell improves strength and reduces weight. - This helmet is ANGi ready, with a fit system mount designed for easy integration with our ANGi crash sensor. - Average weight: 370 grams (medium).

Premium features, certified protection, and sleek styling make the Chamonix a tremendous value for any cyclist. You'll also find that it's equipped with next-level protection courtesy of revolutionary MIPS technology (Multi-Directional Impact Protection System). - One-size system, designed for an easy and accurate fit to a wide range of head sizes - Headset SX fit system with micro-adjustable dial for an easy, secure, and accurate fit - 4th Dimension Cooling System optimizes ventilation - In-molded shell improves strength and reduces weight - Tri-Fix web splitter for improved comfort and ease of strap adjustments - Reflective webbing and decals for increased visibility to motorists in low-light conditions - Patented clip-on visor included - MIPS-equipped - Fit system is ANGi crash sensor ready

Big kid function and protection, little kid look and fit. Toddlers need head protection too Protect the young cyclist in your life with the Little Dipper toddler helmet, featuring a built-in visor and easy-to-use magnetic buckle. Perfect for little ones riding in a trailer, a child carrier, or all on their own. Product details - In-molded EPS shell with full coverage for protection and durability - Fidlock magnetic buckle fastens effortlessly for a quick, secure, kid-friendly fit - Soft, removable helmet pads can easily be cleaned - Dialed fit system provides a secure and comfortable fit - Adjustable helmet straps provide a clean look and easy fit management - Helmet meets ASTM standards—their tests use a smaller mass headform more realistic to younger riders - Crash Replacement Guarantee provides free helmet replacement if it is involved in a crash within the first year of ownership - Size: Toddler (46-50cm)

The Tone helmet looks good and works (even) better. Mindfully designed for good looks and dependability, Tone redefines how a bike helmet looks when it performs. An integrated fit system with Tri-fix webbing adjustment makes it easy to set your fit and get on your way, while internal channels keep air moving as you briskly ride along in comfort. Leaving the business to the inside, Tone gives you all the right reasons to get outside, from a commute to everyday cruising. - Easily adjustable, Headset SX fit system with adjustable Tri-Fix web splitters delivers an easy and accurate fit. - Internal channeling promotes airflow. - Tone is offered in three shell sizes in the Classic SBC headform. - Tone earned the highest 5-Star Virginia Tech Helmet Rating from the internationally renowned Virginia Polytechnic Institute and State University. - Reflective decals make for seamless day and nighttime visibility. - Equipped with MIPS, a system featuring a low-friction layer that allows a sliding motion of 10 to 15mm in all directions. Studies indicate that this reduces some of the rotational forces transmitted to the brain during angled impacts. - ANGi crash sensor ready. - Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for persons age five and older.

Everyday helmet that works for everyday kids who just want to hop on their bike and ride. Ready to ride with the grown-ups The Tyro is a dedicated youth helmet packed with the same performance and comfort found in adult helmets. A Fidlock magnetic buckle lets kids secure the chin strap easily, and an easy-to-adjust rear dial conforms to a wide range of head sizes. Product details: - In-molded EPS shell with additional rear coverage for protection and durability - Fidlock magnetic buckle fastens effortlessly for a quick, secure, kid-friendly fit - Dialed fit system provides a secure and comfortable fit - Soft, comfortable, moisture-wicking, and washable helmet pads - Adjustable helmet straps provide a clean look and easy fit management - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership - Helmet meets ASTM standards—their tests use a smaller mass headform more realistic to younger riders - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 1 and over Features: Additional coverage An in-molded EPS shell along with additional rear coverage provides assurance for the unexpected. Fidlock magnetic buckle A Fidlock magnetic buckle fastens effortlessly for a quick, secure, kid-friendly fit. Simply move the two ends close to each other and watch as they magically connect. Dialed fit A dialed fit system provides a secure and comfortable fit with a wide range of adjustability. Fresh pads Soft, comfortable, moisture-wicking pads provide instant and maintained comfort and are also removable for cleaning.

With a sleek and fast look, the Echelon helmet presents a compact profile on a rider's head. And with increased ventilation and an ergonomic design, you're guaranteed an exceptional fit, tremendous comfort, and ample ventilation. Accordingly, it's the ideal helmet for road cycling enthusiasts. - Easy-adjust Headset SL II fit system with six height positions and micro-adjustable dial - 4th Dimension Cooling System optimizes ventilation - Composite matrix internal reinforcement allows larger vents for greater cooling - Tri-Fix web splitter for improved comfort and ease of strap adjustments - Reflective decals for increased visibility to motorists in low-light conditions - MIPS-equipped - Fit system is ANGi crash sensor ready

The Shadow Classic Helmet is constructed with a high-impact ABS hard shell with a light EPS core liner for even distribution of force upon impact. - ABS Hardshell construction with light EPS core liner - Includes two sets of padding for a custom fit - CE and CPSE certified - Shadow Crow Head rivets and Classic woven label - X-Small = 46 – 50cm - Small/Medium = 50 – 56cm - Large/X-Large = 56 – 61cm - XX-Large = 61 – 65cm

Ride smart. It's a no brainer. If you're going to rock a helmet on an Electra, rock an Electra on your helmet. Choose between awesome colors and graphics that fit your style. Electra helmets: Making messy hair cool since 2016. - Durable ABS hardshell for protection and EPS foam liner for security - Size small fits circumference 48cm - 54cm and hat sizes 6 1/2 - 6 3/4 - Size medium fits circumference 55cm - 58cm and hat sizes 6 7/8 - 7 1/4 - Size large fits circumference 59cm - 61cm and 7 3/8 - 7 5/8 - Small size generally fits children while medium and large sizes fit adults - Fit System: HB-80 - Pad Material: Moisture-wicking pads - Buckle Type: Standard buckle

Ride smart. It's a no brainer. Helmets don't have to be boring. Fortunately, boring isn't in our vocabulary. Choose between awesome colors and graphics that fit your style. Electra helmets: Making messy hair cool since 2016. - Durable ABS hardshell for protection and EPS foam liner for security - Safety, comfort and function for all riders - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 5 and over.

At home on the dirt or in the streets, the Bell Local blends classic skate style looks with new-school comfort and technology. The re-tuned shape fits closer and looks smaller, and the Local adds a cycling-style Fit System to a street helmet for a more secure fit. Hit the pump track, shred some vert, or rock it while you’re riding around town. For comfort and style, keep it Local.

A stylish kids' helmet with WaveCel, a leading helmet technology in the protection against cycling-related head injuries. A major advancement in the protection against cycling-related head injuries Safety has never looked so cool. Jet is a kids' bike helmet with skater-inspired style, proven WaveCel protection, and a parent-approved price. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. Product details - WaveCel advanced helmet technology - Meets ASTM standards, whose tests use a smaller mass headform more realistic to younger riders - Fidlock magnetic buckle fastens easily for a quick, secure, kid-friendly fit - Comes with a free sticker kit - Dialed fit system provides a secure and comfortable fit - Soft and thick helmet pads are removable for easy cleaning - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Specifications - Size (head circumference): Kids (48 – 52cm) - Fit system: HB-80 - Pad material: Moisture wicking pads - Buckle type: Fidlock buckle - Includes: Crash Replacement Guarantee, stickers - Weight: 460g

Ready to ride with the grown-ups The Tyro is a dedicated youth helmet packed with the same performance and comfort found in adult helmets. A Fidlock magnetic buckle lets kids secure the chin strap easily, and an easy-to-adjust rear dial conforms to a wide range of head sizes. Product details - In-molded EPS shell with additional rear coverage for protection and durability - Fidlock magnetic buckle fastens effortlessly for a quick, secure, kid-friendly fit - Dialed fit system provides a secure and comfortable fit - Soft, comfortable, moisture-wicking, and washable helmet pads - Adjustable helmet straps provide a clean look and easy fit management - Helmet meets ASTM standards—their tests use a smaller mass headform more realistic to younger riders - Crash Replacement Guarantee provides free helmet replacement if it is involved - in a crash within the first year of ownership Specifications - Size (head circumference): Youth (48-55cm) - Fit system: HB-80 - Pad material: Moisture wicking pads - Buckle type: Fidlock buckle - Weight: 315g

The Scamp MIPS is packed with amazing features, including some of the same elements found in Giro's best adult helmets, all in a smaller package designed to fit your child. The Roc Loc Jr. fit system with pinch-guard buckle provides an easy way to fit your kid’s helmet quickly and securely. The wide size range ensures children can use this helmet as they grow from balance bikes to training wheels. The design is inspired by the adult Montaro MIPS / Montara MIPS, and since the Scamp MIPS is available in a range of kid-friendly colors and designs, children will be excited to wear it every time they ride. Scamp MIPS models are available with the Multi-Directional Impact Protection System. MIPS can redirect energy and provide more protection in certain impacts.

A Big Hit With Young Shredders With a brand new, smaller size, Tremor Child keeps more kids smiling, from the biggest shredders to the smallest groms. Featuring some of the best technologies from our adult line, like In-Mold construction for reduced weight and enhanced durability, secure fit adjustments, the Tremor is ready for any ride. Features: - Removable visor - Quick-dry padding - Built-in bug net - Reflective decals Construction: - In-Mold polycarbonate shell with EPS liner Ventilation: - 18 Vent

When every curb is a jump and every patch of dirt screams for a skid, the Tremor MIPS is there to keep smiles wide. Featuring some of the best technologies from Giro's adult line, like In-Mold construction for reduced weight and enhanced durability, and their acclaimed Roc Loc Sport system for fast, secure fit adjustments, the Tremor is ready for any ride. Tremor MIPS models also include an integrated Multi-Directional Impact Protection System (MIPS), which can redirect energy and provide more protection in certain impacts, providing the latest in head protection technology for junior riders.

Clean aesthetic, comfortable fit, and a budget-friendly price—that's what makes up the Align II. The standout feature of the Align II is the inclusion of the Multi-Directional Impact Protection System (MIPS), a patented technology designed to mitigate against rotational forces transmitted to the brain during certain angled impact scenarios. In addition, the Align II became the only $50 helmet to earn the highest Five Star rating from the independent testing done at the renowned Virginia Polytechnic Institute and State University. When including MIPS and earning this Five Star Virginia Tech Helmet Rating we didn't give up any comfort—the Align II includes the Headset SX dial fit system for easy fit adjustment, our 4th Dimension Cooling System for incredible ventilation, and an easy one-size fit system. If you're on the quest for a feature-rich helmet that leaves some jingle jangle in your pocket, the Align II is for you. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. - Align II earned the highest 5-Star Virginia Tech Helmet Rating from internationally renowned Virginia Polytechnic Institute and State University. - The MIPS system is a low-friction layer that allows a sliding motion of 10 to 15mm in all directions. Studies indicate that this reduces some of the rotational forces transmitted to the brain during angled impacts. - Easily-adjustable, one-size Headset SX fit system is designed for easy and accurate fit for a wide range of head sizes. Add in a micro-adjustable dial for on-the-fly adjustability and you're ensured an easy, secure, and accurate fit. - 4th Dimension Cooling System optimizes ventilation. - In-molded shell improves strength and reduces weight. - Reflective decals for increased visibility in low-light conditions.

The most advanced piece of technology on your bike is the one attached to your shoulders. That's why the new Mode helmet is designed to fit just right and keep you feeling, and looking cool. Its clean, elegant lines deliver more than modern style, and they integrate hidden vents for increased airflow, so you stay cool even when the temps rise. A seamlessly integrated fit adjustment system and personalized sizing lets you create a fit that's, well, dialed. Take on the city, head on, with Mode. - Hidden vent integration helps cool you off when the heat is on. - MIPS-equipped and ANGi ready. - Mode earned the highest 5-Star Virginia Tech Helmet Rating from the internationally renowned Virginia Polytechnic Institute and State University. - Reflective decals and Stix Light compatibility makes for seamless day and nighttime visibility. - The integrated fit adjustment system delivers a personalized fit and occipital base adjustment. - Whether you're riding acoustic or electric, Mode passes the Dutch e-bike Standard NTA8776 so you can can ride with confidence.

The most advanced piece of technology on your bike is the one attached to your shoulders. That's why the new Mode helmet is designed to fit just right and keep you feeling, and looking cool. Its clean, elegant lines deliver more than modern style, and they integrate hidden vents for increased airflow, so you stay cool even when the temps rise. A seamlessly integrated fit adjustment system and personalized sizing lets you create a fit that's, well, dialed. Take on the city, head on, with Mode. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. - Hidden vent integration helps cool you off when the heat is on. - The integrated fit adjustment system delivers a personalized fit and occipital base adjustment. - Mode is offered in three shell sizes and two headforms for distinctive fits: Classic SBC headform and Round Fit headform. - Mode earned the highest 5-Star Virginia Tech Helmet Rating from the internationally renowned Virginia Polytechnic Institute and State University. - Whether you're riding acoustic or electric, Mode passes the Dutch e-bike Standard NTA8776 so you can ride with confidence. - Reflective decals and Stix Light compatibility makes for seamless day and nighttime visibility. - MIPS-equipped and ANGi ready.

The most advanced piece of technology on your bike is the one attached to your shoulders. That's why the new Mode helmet is designed to fit just right and keep you feeling, and looking cool. Its clean, elegant lines deliver more than modern style, and they integrate hidden vents for increased airflow, so you stay cool even when the temps rise. A seamlessly integrated fit adjustment system and personalized sizing lets you create a fit that's, well, dialed. Take on the city, head on, with Mode. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. - Hidden vent integration helps cool you off when the heat is on. - The integrated fit adjustment system delivers a personalized fit and occipital base adjustment. - Mode is offered in three shell sizes and two headforms for distinctive fits: Classic SBC headform and Round Fit headform. - Mode earned the highest 5-Star Virginia Tech® Helmet Rating™ from the internationally renowned Virginia Polytechnic Institute and State University. - Whether you're riding acoustic or electric, Mode passes the Dutch e-bike Standard NTA8776 so you can ride with confidence. - Reflective decals and Stix Light compatibility makes for seamless day and nighttime visibility. - MIPS-equipped and ANGi ready.

It's All in Your Tactic. With an unprecedented combination of fit, ventilation, and confidence for trail and enduro riding, the Tactic helmet delivers exceptional coverage and seamless integration with goggles or glasses. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. - Tune a more precise, personalized fit thanks to Tactic's slim, incredibly adjustable Integrated Fit System that accommodates variations in head shape and occipital base. - Occipital base adjustment personalizes fit for comfort and allows you to tune helmet angle to ensure that your helmet and eyewear stay perfectly synched. - Integrated fixed visor provides increased trail vision and a seamless interface with eyewear. Specifically designed eyewear channels always give you a spot to store your glasses at a moment's notice. - Average weight: 380 grams (medium). - Computational Fluid Dynamic design integrates the maximum volume of internal channeling for optimal airflow through the helmet drawing heat away from the head. 4D brow cooling which provides a gap between the helmet and forehead, draws airflow into internal air channels at every speed. - Whether your riding acoustic or e-MTB, the Tactic is certified to NTA 8776. - The Tactic earned the highest 5-Star Virginia Tech Helmet Rating from the internationally renowned Virginia Polytechnic Institute and State University. - Fitted with a MIPS Evolve solution. - Integrated fit system allows for extended (occipital) coverage. - This helmet is ANGi ready, with a fit system mount designed for easy integration with our ANGi crash sensor.

The Tonic MIPS is a great choice if you're wanting a light, comfortable, and good looking helmet at a low price. It looks and feels like a much more expensive helmet, with excellent ventilation and a comfortable fit. Tonic MIPS has the Virginia Tech 5-Star protection rating. The Tonic MIPS road cycling helmet reaps the benefits of Lazer's long history of building cutting-edge helmets. The TS+ Fit System offers progressive fit adjustment and eliminates pressure points and hot spots on your head- essential for long days on the saddle. Tonic MIPS has been awarded the Virginia Tech 5-star "Best Available" protection rating. MIPS protection helps to reduce the risk of rotational injury in the event of a crash. Twenty-eight vents ensure plenty of airflow through the helmet to help you keep your cool even when the pace is on. A rear LED TS+ light can be added for enhanced visibility in low light. The Tonic MIPS weighs a very competitive 280 grams. - 28 ventilation holes - Turnfit Plus system - Rear LED light compatible - Reflective stickers - MIPS layer - Fit System: TS+ Turnfit System - Construction: In-Mold - Ventilation: 28 Vents - Weight: 280g (S) - Certification: CPSC Features: Adjustable Head Basket Allows the back part of the retention system to be adjusted up and down depending upon your preference and comfort. The nylon ratchet system can be pushed high and out of the way, or low for a feeling of increased security. Rear LED Light compatible This helmet is compatible with the integrated Rear LED Light accessory which improves your visibility from the rear in low light conditions. MIPS layer The Multi-Directional Impact Protection System (MIPS) helps reduce the risk of rotational brain injury by isolating your head from the rotation of the helmet shell in the event of an impact. Reflective stickers Reflective materials on the helmet help improve your visibility in low light conditions. Turnfit Plus system (TS+) A unique fit system which prevents hotspots or pressure points by making the adjustment around the entire circumference of your head. Ventilation Intake and exhaust vents increase airflow to keep your head cool and comfortable. 5-star protection rating The Virginia Tech impact testing uses the STAR evaluation system to determine the helmet's ability to reduce linear acceleration and rotational velocity of the head resulting from a range of impacts a cyclist might experience. 5-star indicates the "Best Available" rating possible. Virginia Tech recommends the use of any 4- or 5-star rated helmet.

This race-inspired design is known for its incredible fit and tremendous value. It has many similar features to the S-Works Prevail, like the Tri-Fix webbing system and 4th Dimension Cooling, granting the Propero III incredible performance at a more attainable price. - MIPS-equipped. - Easy-adjust, HairPort FSL II fit system with four height positions and micro-adjustable dial. - 4th Dimension Cooling System with Mega Mouthport for enhanced comfort. - Composite matrix internal reinforcement allows larger vents for greater cooling. - Soft 4X DryLite webbing material won’t stretch out with sweat or water. - Tri-Fix web splitter for improved comfort and ease of strap adjustments. - This helmet is ANGi ready, with a fit system mount designed for easy integration with our ANGi crash sensor. - Our available aftermarket ANGi sensor gives you and your loved ones peace of mind like never before. When combined with our Specialized Ride app, the ANGi sensor will evaluate the forces acting on the helmet in the event of an accident and, if necessary, send a text message to your specified contacts with your location.

The FeatherWeight features In-Mold technology to make a custom shape and fit utilizing a thin outer shell that covers and protects high-density EPS foam. - High density EPS in-mold construction - Tested and certified for CPSC and EN 1078 standards for bicycle use - Two sets of padding included for custom fitting - Crow rivets and 10 flow-vents to keep cool - Small/Medium = 50 – 56cm - Large/X-Large = 58 – 61cm

All-purpose, value-packed helmet balances performance and comfort with the added protection of MIPS. All-purpose protection for every rider The Solstice MIPS helmet is proof you don't have to spend a lot of money to get a great fitting, great looking, and easy-to-use bike helmet. Featuring MIPS, Multi-directional Impact Protection System, it includes a sleek built-in brim with plug ports for a clean look when the additional visor is removed. MIPS (Multi-directional Impact Protection System) was developed by brain surgeons and scientist to help reduce rotational forces on the brain caused by angled impacts to the head. Product details - MIPS Brain Protection System - Fidlock magnetic buckle fastens effortlessly for a quick, secure fit - Intuitive, one-handed Headmaster fit system adjusts height and circumference - Built-in and removable visor options give you two choices for constant coverage - LockDown dividers make helmet strap management clean and easy to adjust - Internal, recessed channels move airflow over your head to keep you cool and dry - Soft, comfortable, moisture-wicking and washable helmet pads for added comfort - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Specifications - Size (head circumference): Small/Medium (51-58cm); Medium/Large (55-61cm) - Fit system: Headmaster II - Pad material: Moisture wicking pads - Buckle type: Fidlock buckle - Includes: Visor plugs - Weight: 335g (Small/Medium)