Adults

All-new design with improved fit gives cyclists of all ages and types of riding a reason to ride. - Designed with fit and function in mind to create a value-oriented helmet packed with features - Transtextura Plus anti-microbial padding helps fight bacteria growth by pulling sweat from a rider’s head and transferring it through the airflow exhaust ports - Low and high-speed impact-tuned construction with optimized low-density eps, and an ultra-thin toughened polycarbonate shell - New Cinch One fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort, and an easy dial function - Removable visor

All-Purpose Performer Fitness rides, adventure rides, family rides around the neighborhood...with its easy, approachable style, the Trace is an all-around performer that gives you lots of options. The Ergo Fit system offers a slim, easy-to-use dial, plus No-Twist Tri-Glides provide smooth fit adjustment. Specs - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the eps foam liner to create a sturdier helmet. - Sport: Cycling - Number of vents: 16 vents - Interior/liner type: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear. - Fit System: Ergo Fit - sleek, easy-to-use dial system for one-handed adjustments (integrated with MIPS layer) - Certification: CPSC bicycle - Sizing: 53 – 60cm, 20.9 – 23.6-inch

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 safe. Ride majestic. 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 - 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

Sometimes the smartest designs also are the simplest. The Isode MIPS is an easy fit for riders who want classic style with the latest features, yet don’t want to spend a fortune or compromise comfort. The Isode includes several features found in Giro's premium helmets, like In-Mold construction to keep the weight low and the easy one-handed adjustments of their acclaimed Roc Loc Sport MIPS system, for a sure fit at the turn of a dial. It’s the perfect companion for your riding, no matter how fast or how far you ride. The Isode MIPS helmet includes several features found in our premium helmets, like In-Mold construction to keep the weight low and the easy one-handed adjustments of our acclaimed Roc Loc Sport MIPS system, for a sure fit at the turn of a dial. It's the perfect companion for your riding, no matter how fast or how far you ride.

There is no better feeling than getting out on your bike and exploring new and exciting trails, and the Nomad helmet is designed to do exactly that. With its lightweight in-mold construction, and Ergo Fit adjustment, the Nomad delivers exceptional comfort no matter how long you are out on your bike. The trail-specific design includes plenty of lower coverage, and with MIPS technology to boot, you can ride with confidence and focus on the singletrack ahead. The trails are waiting, and with our Nomad helmet, you have no excuse but to get out and ride. - 15 vents - Compliance: CPSC bicycle - MIPS (Multi-directional Impact Protection System) - a leading slip plane technology designed to reduce rotational forces that can result from certain impacts - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - Removable visor - Fit System: Ergo fit - sleek, easy-to-use dial system for one-handed adjustments - Retention System: No-twist tri-glides: quick-adjust fasteners that help keep straps flat and properly positioned - 333 grams

Get Out And Ride! There is no better feeling than getting out on your bike and exploring new and exciting trails, and the Nomad helmet is designed to do exactly that. With its lightweight in-mold construction, and Ergo Fit adjustment, the Nomad delivers exceptional comfort no matter how long you are out on your bike. The trail-specific design includes plenty of lower coverage, and with MIPS technology to boot, you can ride with confidence and focus on the singletrack ahead. The trails are waiting, and with our Nomad helmet, you have no excuse but to get out and ride. Specs - MIPS (Multi-directional Impact Protection System) - A leading slip-plane technology designed to reduce rotational forces that can result from certain impacts. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - Removable visor - Number of vents: 15 - Fit system: Ergo Fit - Sleek, easy-to-use dial system for one-handed adjustments - Weight 333 grams - Size = 53 – 60cm

Giro created the Bronte MIPS for riders in search of the renowned Giro fit and in need of an extra-large size. Inspired by the sleek style and cooling ventilation of the Register helmet, the Bronte MIPS is at home on pavement or the trail. In-Mold construction is used to make it light without compromising durability, and the acclaimed, adjustable Roc Loc Sport MIPS system makes it easy to custom-tune the fit for comfort and stability. An integrated Multi-Directional Impact Protection System, which can redirect energy and provide more protection in certain impacts, ensures that you get the latest in head protection technology.

The Register MIPS helmet combines sleek design and lightweight construction to match your style, on the road or trail. Made in a comfortable Universal Fit size with Giro's convenient Roc Loc Sport fit system, the Register MIPS adjusts with a simple turn of the dial so you can tune the fit in seconds. A range of colors lets you choose exactly how your on-bike style comes together. Register MIPS models also have an integrated Multi-Directional Impact Protection System, which can redirect energy and provide more protection in certain impacts.

All-Purpose Performer Fitness rides, adventure rides, family rides around the neighborhood...with its easy, approachable style, the Trace is an all-around performer that gives you lots of options. The Ergo Fit system offers a slim, easy-to-use dial with integrated MIPS, plus No-Twist Tri-Glides provide smooth fit adjustment. - MIPS: Integrated MIPS (multi-directional impact protection system) - MIPS is designed to reduce rotational forces that can result from certain impacts. By integrating the MIPS slip-plane into the fit system, we are able to reduce complexity and weight for a compact, better ventilated helmet that fits more closely to the head. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the eps foam liner to create a sturdier helmet. - Sport: Cycling - Number of vents: 16 vents - Fit System: Ergo Fit - sleek, easy-to-use dial system for one-handed adjustments (integrated with MIPS layer) - Certification: CPSC bicycle - Sizing: 53 – 60cm, 20.9 – 23.6-inch

All-Purpose Performer Fitness rides, adventure rides, family rides around the neighborhood...with its easy, approachable style, the Trace is an all-around performer that gives you lots of options. The Ergo Fit system offers a slim, easy-to-use dial with integrated MIPS, plus No-Twist Tri-Glides provide smooth fit adjustment. Specs - MIPS: Integrated MIPS (multi-directional impact protection system) - MIPS is designed to reduce rotational forces that can result from certain impacts. By integrating the MIPS slip-plane into the fit system, we are able to reduce complexity and weight for a compact, better ventilated helmet that fits more closely to the head. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the eps foam liner to create a sturdier helmet. - Sport: Cycling - Number of vents: 16 vents - Fit System: Ergo Fit - sleek, easy-to-use dial system for one-handed adjustments (integrated with MIPS layer) - Certification: CPSC bicycle - Sizing: 58 – 63cm, 22.8 – 24.8-inch

Winning pedigree. Inspired by champions. Designed for everyday road riding performance, the all-new Rev Comp follows in the footsteps of the pro-level Rev, a favorite among WorldTour riders including Giro d’Italia champion Tom Dumoulin. This all-rounder introduces some new features to optimize its comfort, protection and versatility. It has 14 vents to maximize airflow, a Cinch Pro fit system for quick and comfortable fit adjustment, and is available with MIPS to offer added impact protection. Other features include integrated magnetic light mounts for riding in low-light conditions or at night. FEATURES - AirFlow 14-vent cooling system is enhanced by three large center vents that pull air through the helmet and over the rider’s head to keep them cool - In-mold Polycarbonate (PC) shell with lightweight EPS foam provides maximum protection without compromising comfort - Lightweight, comfortable LiteForm webbing wraps around the head for a secure and comfortable fit. It’s also hydrophobic so it won’t absorb sweat or stretch out - Locking cam buckles keep the LiteForm webbing anchored securely - TransTextura Plus anti-microbial padding helps fight bacteria growth by pulling sweat from a rider’s head and transferring it through the AirFlow vents. The natural property of the fabric inhibits microbes that cause odors - Cinch Pro fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort - Numen+ Link TL magnetic mount integration - MIPS Brain Protection System optimized design SPECIFICATIONS - Western: S/M (49-57cm), M/L (53-61cm) - Asian: S/M (51-59cm), M/L (55-63cm) - Certifications: CPSC/CE, AS/NZS

The Macator is a sporty entry-level helmet for cyclists looking for an outstanding all-around helmet. The Macator not only has comfortable padding but also offers excellent ventilation. - In-Mold: Lightweight, durable helmet with a long-lasting combination of EPS core and Polycarbonate shell - Bug mesh: Full protection from insects - Ponytail compatibility: Perfect fit for people with long hair - Full-ring: Adjustable ring connected to adjustment system enclosing all of the head - Excellent ventilation with 5 air inlets and 8 air outlets - Zoom Ace: Finely adjustable fit system with handy adjustment wheel for a customizable fit Sizing: - Medium: 51-55cm - Large: 52-58cm - X-Large: 58-62cm

Ticket to Ride Usually, when it comes to value, there's going to be some sort of compromise. With the Avenue, we took a hard line against that. We gave it carefully sculpted vents and a graceful shape. We packed it with the same features and careful touches that define our flagship helmets, such as our Sweat Guide liner and No-Twist Tri-Glides for ease of adjustment. Not to mention integrated MIPS. - MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. - What was once ErgoDial now has an improved dial feel and function (no longer requires a push to turn) and is sleeker and less bulky. - Quick-adjust fasteners that help keep straps flat and properly positioned - Sweat Guide pad design pulls moisture away from the brow pad and away from eyewear. - 53-60cm / 20.85-23.6-inch

Ticket to Ride Usually, when it comes to value, there's going to be some sort of compromise. With the Avenue, we took a hard line against that. We gave it carefully sculpted vents and a graceful shape. We packed it with the same features and careful touches that define our flagship helmets, such as our Sweat Guide liner and No-Twist Tri-Glides for ease of adjustment. Not to mention integrated MIPS. - MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. - What was once ErgoDial now has an improved dial feel and function (no longer requires a push to turn) and is sleeker and less bulky. - Quick-adjust fasteners that help keep straps flat and properly positioned. - Sweat Guide pad design pulls moisture away from the brow pad and away from eyewear. - 52-57cm / 20.4-22.4-inch

Ticket to Ride Usually, when it comes to value, there's going to be some sort of compromise. With the Avenue, we took a hard line against that. We gave it carefully sculpted vents and a graceful shape. We packed it with the same features and careful touches that define our flagship helmets, such as our Sweat Guide liner and No-Twist Tri-Glides for ease of adjustment. Not to mention integrated MIPS. - MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. - What was once ErgoDial now has an improved dial feel and function (no longer requires a push to turn) and is sleeker and less bulky. - Quick-adjust fasteners that help keep straps flat and properly positioned. - Sweat Guide pad design pulls moisture away from the brow pad and away from eyewear. - 59-61cm / 23.2-24.0-inch

The Hyban 2.0 combines a particularly robust, hard shell with huge air intakes. In combination with the bright, integrated LED rear light, the Hyban 2.0 is the perfect everyday helmet for the city. - ABS hard shell: Robust helmet made of EPS foam and injection molded outer shell - High visibility: High visibility due to reflectors - Bug mesh: Full protection from insects - Ponytail compatibility: Perfect fit for people with long hair - Full-ring: Adjustable ring connected to adjustment system enclosing all of the head - Excellent ventilation with 5 air inlets and 8 air outlets - Zoom Ace Urban: Finely adjustable adjustment system with handy adjustment wheel for a customizable fit - Large, high-mounted, and integrated LED taillight with 180° visibility Sizing: - Medium: 52-58cm - Large: 56-61cm - X-Large: 58-63cm

Featuring a sleek design with extended coverage and an integrated visor, the Spark backs up clean design and its well-ventilated shape with a great fit and the enhanced protection offered with MIPS. Designed for aspiring trail riders, the Spark lets you charge with confidence. Specs - MIPS-equipped: MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. By integrating the mips slip plane into the retention system, we are able to reduce complexity and weight for a compact, better ventilated helmet that fits more closely to the head. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - Integrated visor - Number of vents: 13 - Interior/liner type: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear - Fit system: Ergo Fit - Sleek, easy-to-use dial system for one-handed adjustments (integrated with MIPS layer) - Weight: 365g (Size Universal Adult) - Universal Adult = 53 – 60cm - Universal XL = 58 – 63cm

Featuring a sleek design with extended coverage and an integrated visor, the Spark backs up clean design and its well-ventilated shape with a great fit and the enhanced protection offered with MIPS. Designed for aspiring trail riders, the Spark lets you charge with confidence. - One Size = 50–57cm

Electra has always brought you the styles and functional designs you love in the world of cruisers. Now, with their Solid Color Helmet, they keep you looking stylish while keeping your dome safe. This understated, savvy lid offers a variety of sweet color choices to meet your style needs. - Durable ABS hardshell and EPS foam liner max comfort and protection - Fit retention system with reflective bubble decal - Solid color to match any bike. Well, at least your favorite bike. - Secure magnetic Fidlock buckle - Heat sealed and washable padding liner for added comfort - Reflective straps - CPSC Adult Certified Size: - Small: 48-54cm - Medium: 55-58cm - Large: 59-61cm

The Liv Rev Comp brings the same great benefits of the Liv Rev to all levels of riders. You’ll stay cool and dry with ventilation from the Direct Flow Cooling and moisture-wicking TransTextura PLUS as you grind uphill and hit the flats. Open up on high-speed descents with a perfectly snug fit for zero distractions, thanks to the CINCH Pro head-hugging fit system. Whether you attack during a group ride or hang back to take in the views, Liv Rev Comp has you covered with a stylish design and uncompromising comfort. Liv Rev Comp is available with the latest MIPS technology for maximum crash protection. - AirFlow 14-vent cooling system is enhanced by three large center vents pulling air through the helmet and over the rider’s head to keep them cool - In-mold Polycarbonate (PC) shell with lightweight EPS foam provides maximum protection without being uncomfortable - Lightweight, comfortable LiteForm webbing wraps around the head for a secure and comfortable fit. It’s also hydrophobic so it won’t absorb sweat or stretch out like other webbing - Locking cam buckles keep the LiteForm webbing anchored securely - TransTextura Plus anti-microbial padding helps fight bacteria growth by pulling sweat from a rider’s head and transferring it through the AirFlow vents. The natural property of the fabric inhibits microbes that cause odors - Cinch Pro fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort - Numen+ Link TL Magnetic mount compatible - MIPS Brain Protection System optimized design - Certifications: CPSC/CE - Small/Medium- 49-57cm; Medium/Large- 53-61cm

The sleek shape gets plenty of attention but the real story with Drifter is its incredible versatility. With a trim, compact profile, massive ventilation and superb Float Fit system, you can wear it day in and day out on your regular ride. The removable visor and integrated MIPS energy management make Drifter also perfectly suitable for an all-day epic ride on the weekend. Specs - MIPS-equipped: MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - Number of vents: 19 - Removable visor - Interior/liner type: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear - Fit system: Float Fit - a minimalist, lightweight fit system with an easy-to-turn rubber overmolded dial for adjustments (integrated with MIPS) - Weight 302 grams (size M) - Small = 52 – 56cm - Medium = 55 – 59cm - Large = 58 – 62cm

Mountain biking is a demanding sport — compromises and shortcuts when it comes to gear are never a good idea. The 4Forty is built to withstand the rigors of a trail-riding life with generous ventilation, the comfort of Float Fit and built-in Sweat Guide, extended rear coverage, a full hard shell, adjustable visor and integrated MIPS protection. Boasting the comfort, protection and broadly capable features of helmets costing twice as much, the 4Forty is a bantamweight, all-conditions, all-kinds-of-trail champion packing a heavyweight value. Specs - MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - Goggle-guide adjustable visor: accommodates both goggles and glasses - Number of vents: 15 - Interior/liner type: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear - Fit system: Float Fit - a minimalist, lightweight fit system with an easy-to-turn rubber overmolded dial for adjustments (integrated with MIPS) - Weight 380 grams (size M) - Certification: complies with the US CPSC safety standard for bicycle helmet for persons age 5 and older - Small = 52 – 56cm - Medium = 55 – 59cm - Large = 58 – 62cm - X-Large = 61 – 65cm

There's no reason to skimp on comfort and protection while trying to maintain a budget. The Formula benefits from the same technologies that make Bell's road helmets such champions of comfort and safety. This model features the MIPS impact management as well as Bell's Float Fit retention system and innovative Sweat Guide liner. Elegant shape, fluid aerodynamics and ample ventilation ensure the Formula's place as a classy all-rounder. Specs - MIPS-equipped: MIPS stands for Multi-Directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - Number of vents: 19 - Interior/liner type: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear - Fit system: Float fit - a minimalist, lightweight fit system with an easy-to-turn rubber overmolded dial for adjustments (integrated with MIPS) - Product weight: 285 grams (size M) - Small = 52 – 56cm - Medium = 55 – 59cm - Large/X-Large = 58 – 62cm

TACKLE NEW TRAILS. With authentic off-road style and a comfortable fit, this helmet delivers it all for aspiring adventurers. FEATURES - We've got you covered! 1 year crash replacement program. - Created for the off-road enthusiast seeking performance features but with budget in mind - Trail-specific design with extended rear coverage - Airflow ventilation system with deep internal airflow channels for cooling - Cinch Pro fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort - Removable, moto-style extended protection side-snap visor - Integrated magnetic mount for the Numen+ Link taillight and GoPro compatible mounting surface - MIPS mimics the brain's own protection system by adding a low friction layer between the head and the helmet reducing rotational violence that causes strain to the brain at angled impacts SPECIFICATIONS - Western: S (51-55cm);M (55-59cm);L (59-63cm) - Weight: 365g (size M) - Certifications: CPSC/CE;AS/NZS)

Tackle new trails. With authentic off-road style and a comfortable fit, this new helmet delivers it all for aspiring adventurers. Features - Created for the off-road enthusiast seeking performance features but with budget in mind - Trail-specific design with extended rear coverage - AirFlow ventilation system with deep internal AirFlow channels for cooling - Cinch Pro fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort - Removable, moto-style extended protection side-snap visor - Integrated magnetic mount for the Numen+ Link taillight and GoPro compatible mounting surface - MIPS mimics the brain's own protection system by adding a low friction layer between the head and the helmet, reducing rotational violence that causes strain to the brain at angled impacts

With authentic off-road style and a comfortable fit, this helmet deLivers it all for aspiring adventurers. Integrated features including a camera mount and compatibility with the Giant Numen Link taillight make it easy to customize your ride. - We've got you covered! 1 year crash replacement program. - Trail specific design. Purpose built for aggressive trail and enduro riding. Rail features a new shape with extended rear coverage. - A total of 18 vents with straight, non tapered walls, designed and positioned for off-road performance. The size and shape of the vents helps guide airflow through interior channels to maximize ventilation at low and high speeds for better cooling - Cinch Pro Fit system. - Integrated magnetic mount for the Numen+ Link and Recon TL - MIPS mimics the brain's own protection system by adding a low friction layer between the head and the helmet reducing rotational violence that causes strain to the brain at angled impacts

Popular among cyclists young and old, the Urban-I 3.0 is a perfectly equipped urban bike helmet with a number of practical features. Its pleasingly discreet appearance, practical functions, and refined design make the Urban-I 3.0 one of our most successful helmets. - In-Mold for a durable connection of the outer shell with shock-absorbing helmet material (EPS) - High visibility due to reflectors - Foamed-in fly net keep insects out - Ponytail compatibility: Perfect fit for people with long hair - Full-ring: Adjustable ring connected to adjustment system enclosing all of the head - Excellent ventilation with 12 air inlets and 5 air outlets - Zoom Ace Urban: Finely adjustable fit system with a handy adjustment wheel - Large, high-mounted, and integrated LED taillight with 180° visibility - Fidlock magnetic strap buckle Sizing: - Small: 51 – 55cm - Medium: 52 – 58cm - Large: 56 – 61cm - X-Large: 61 – 65cm

Professional Technology For Beginners The Viantor is a high-quality and lightweight helmet designed for beginners, but using many proven, professional-level technologies to deliver high performance. The Viantor features ActiCage structural reinforcement that is integrated in the EPS and allows for large ventilation openings without compromising safety, providing maximum protection while ensuring optimal ventilation and extreme comfort. And, thanks to its ponytail compatibility, the Viantor from ABUS is an excellent choice for riders with long hair. Technology: - Multi Shell In-Mold for durable bonding of multi-part outer shell and shock-absorbing helmet material (EPS) - Ponytail compatibility - Good ventilation with 4 air inlets and 14 air outlets connected with flow channels - Semi-enclosing plastic ring connected to the adjustment system for optimum stability and fit - ActiCage: Structural reinforcement integrated in the EPS to optimize stability - Zoom Ace: Finely adjustable fit system with non-slip adjustment wheel for individual fit Sizing - Small: 51-55cm - Medium: 52-58cm - Large: 58-62cm

Commuting by bike can be exhilarating yet challenging, and Daily LED is designed to help empower your mission. Our 20-lumen rear LED light is unobtrusive, highly visible, rechargeable via micro-USB, and built into our proprietary integrated MIPS Ergo Fit system. Add in comfort features — including a stylish soft brim and No-Twist Tri-Glides for easy strap adjustment — and the Daily LED MIPS gives you the tools you need for a smooth commute. Specs - MIPS (Multi-directional Impact Protection System) - a leading slip-plane technology designed to reduce rotational forces that can result from certain impacts. By integrating the mips slip plane into the retention system, we are able to reduce complexity and weight for a compact, better ventilated helmet that fits more closely to the head. - Lithium battery packaged: in product - Number of batteries: 1 - Lithium battery energy content watt hours: 0.576wh - Chemical composition: stainless steel lithium - Construction: Fusion in-mold polycarbonate shell - a process pioneered by Bell bonds the helmet's outer shell to the EPS foam liner to create a sturdier helmet. - 14 vents - Compliance: CPSC bicycle - Fit System: Ergo fit LED - sleek, easy-to-use dial system for one-handed adjustments (integrated with MIPS layer) - Retention System: No-twist tri-glides: quick-adjust fasteners that help keep straps flat and properly positioned - Interior: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear - Lighting: 20-lumen rechargeable LED built into the rear of the helmet - Universal Adult = 54 – 61cm - Universal Women = 50 – 57cm