Adult

The classic half shell open-face helmet and therefore ideal companion for trail & XC tours. The Trail XC provides all-round protection with Inmould technology in which the helmet is directly connected with the absorbing EPS material. The high number of ventilation openings, as well as the placement angles and integrated channels, provide lots of air circulation and a great cooling system. The adjustment unit with precision interlocking, ErgoFit Ultra creates a comfortable and precise fit both vertically and horizontally, guaranteeing a good fit and a high degree of wearing comfort. The visor is removable and the lining is washable. - Inmould technology, external and internal ventilation channels - Removable visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360=deg; Inmould shell - Adjustable straps - EN1078, CPSC, KC Sizing: - X-Small = 49 – 54cm - Small/Medium = 54 – 58cm - Medium/Large = 58 – 62cm - X-Large Wide = 58 – 62cm

The ideal companion on all-mountain and trail rides, the Trail Evo provides all-round protection with patented inmould technology due to direct fusion of the helmet shell to the internal EPS material. The numerous ventilation openings have been strategically angled and positioned to offer superior air circulation and a continuous cooling system. Precision interlocking "ErgoFit Ultra" allows you to adjust the fitting ring both vertically and circumference-wise, guaranteeing a precise and comfortable fit for any head. With the "QuickRelease" visor system, the visor can quickly detach in the event of a crash, preventing further damage or breakage both to the rider and visor. - Inmould technology, external and internal ventilation channels - Adjustable visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable straps - EN1078, CPSC, KC

The ideal companion on all-mountain and trail rides, the Trail Evo provides all-round protection with patented inmould technology due to direct fusion of the helmet shell to the internal EPS material. The numerous ventilation openings have been strategically angled and positioned to offer superior air circulation and a continuous cooling system. Precision interlocking "ErgoFit Ultra" allows you to adjust the fitting ring both vertically and circumference-wise, guaranteeing a precise and comfortable fit for any head. With the "QuickRelease" visor system, the visor can quickly detach in the event of a crash, preventing further damage or breakage both to the rider and visor. - Inmould technology, external and internal ventilation channels - Adjustable visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable straps - EN1078, CPSC, KC Sizing: - X-Small = 49 – 54cm - Small/Medium = 54 – 58cm - Medium/Large = 58 – 62cm

The ideal companion on all-mountain and trail rides, the Trail Evo provides all-round protection with patented inmould technology due to direct fusion of the helmet shell to the internal EPS material. The numerous ventilation openings have been strategically angled and positioned to offer superior air circulation and a continuous cooling system. Precision interlocking "ErgoFit Ultra" allows you to adjust the fitting ring both vertically and circumference-wise, guaranteeing a precise and comfortable fit for any head. With the "QuickRelease" visor system, the visor can quickly detach in the event of a crash, preventing further damage or breakage both to the rider and visor. - MIPS Brain Protection System - Inmould technology, external and internal ventilation channels - Adjustable visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable straps - EN1078, CPSC, KC

The ideal companion on all-mountain and trail rides, the Trail Evo provides all-round protection with patented inmould technology due to direct fusion of the helmet shell to the internal EPS material. The numerous ventilation openings have been strategically angled and positioned to offer superior air circulation and a continuous cooling system. Precision interlocking "ErgoFit Ultra" allows you to adjust the fitting ring both vertically and circumference-wise, guaranteeing a precise and comfortable fit for any head. With the "QuickRelease" visor system, the visor can quickly detach in the event of a crash, preventing further damage or breakage both to the rider and visor. - MIPS Brain Protection System - Inmould technology, external and internal ventilation channels - Adjustable visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable straps - EN1078, CPSC, KC

All-Mountain and Trail helmet. The high-end in-mold construction and its large and integrated venting system provide highest safety level and best comfort. The 3-level visor adjustment accommodates goggles and preferred positioning, and its magnetic closure system provides easy handling. Trigger AM Fulfills European and US safety standards. - Double In-mold Shell Technology - External And Internal Ventilation Channels - Goggle Compatible Adjustable Visor - Precision Interlocking - Ergofit Ultra System For Horizontal And Vertical Adjustment - Magnetic Closure - En1078, CPSC, KC - +/- 350g Sizing - Small/Medium = 54 – 58cm - Medium/Large = 58 – 62cm

The XACT full face helmet is designed for racers and bike park enthusiasts riding rugged terrain. The integrated Vortex ventilation channels guarantee continuous air circulation and the the specific shape of the helmet adds strength and durability. The ergonomic padding system provides a high degree of comfort. Ergonomically shaped cheek pads enhance comfort without compromising fit, and integration of the EPR (Emergency Padding Release) system provides the option to quickly remove the cheeks pads in the event of a rescue emergency. The XACT helmet series fulfills the European safety standard, EN1078 as well as the American CPSC and AS for DH. - ABS helmet shell for impact absorption in the event of a crash - Vortex ventilation system with integrated air channels - EPR emergency padding release - Adjustable visor - Washable padding - Double-D safety closing - EN1078, CPSC, AS, KC Sizing - X-Small = 49 – 52cm - Small/Medium = 53 – 56cm - Medium/Large = 57 – 59cm - Large/X-Large = 60 – 62cm

One of the lightest (+/- 595g) all-mountain, trail and enduro full face helmets designed for all day comfort regardless of your riding discipline. The Trigger helmet provides all-round protection with patented inmould technology due to direct fusion of the helmet shell to the internal EPS material. Additionally, the Trigger FF is the only helmet on the market with the unique and patented technology of one complete and seamless EPS liner unit, with inclusion of the face guard structure. As a result, the rider benefits from increased structural strength, reduced weight & volume, and increased ventilation. The numerous ventilation openings have been strategically angled and positioned to offer superior air circulation and supply a continuous cooling system. Precision interlocking ErgoFit Ultra allows you to adjust the fitting ring both for verticle tilt and circumference-wise, guaranteeing a precise and comfortable fit for any head. With the 2-level visor adjustment capability, there is sufficient space to rest your google along the forehead yet below the visor. Lastly, the Fidlock magnetic buckle makes for a quick, efficient closure and release without compromising security. This helmet series fulfils the European safety standard, EN1078 as well as the American CPSC and AS for DH on frontal impact. - MIPS brain protection system - Patented all-in-one Inmould technology, external and internal ventilation channels - Adjustable, goggle compatible visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable straps - Magnetic closure - +/- 595g (SM) - EN1078, CPSC, KC, AS - Sizes: XS = 49-54cm, SM = 54-58cm, ML = 58-62cm head circumference

Extremely lightweight (+/- 600g) All-Mountain, Trail and Enduro all purpose/all day full face helmet. The Trigger helmet provides all round protection with patented inmould technology in which the helmet shell is directly connected with the absorbing EPS material. The unique and patented technology connects the face guard in one piece with the head EPS liner and therefore combines the whole in one resulting in an increase of its structural strength with the advantage of a reduction of weight & volume but an increase in ventilation. The high number of ventilation openings, as well as the placement angles and integrated channels provide lots of air circulation and the best cooling. The two-components adjustment unit with precision interlocking, "ErgoFit Ultra" creates a comfortable and extremely exact fit vertically and horizontally, guaranteeing a good fit and a high degree of wearing comfort. The 2-level visor adjustment allow to rest goggle and adjust visor to preferred position and its magnetic closure system provides an easy handling. This helmet series fulfils the European safety standard, EN1078 as well as the American CPSC and AS for DH on frontal impact. - Patented whole-in-one Inmould technology, external and internal ventilation channels - Goggle compatible adjustable visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable jaws/straps - Magnetic closure - +/- 600g (SM), 660g (ML) - EN1078, CPSC, KC, AS - Material composition: 20% Polycarbonate, 45% EPS, 0.5% Aluminium, 20% Nylon, 2% POM, 7.5% PP, 5% Polyester Sizing - Small/Medium = 54 – 58cm - Medium/Large = 58 – 62cm

One of the lightest (+/- 595g) all-mountain, trail and enduro full face helmets designed for all day comfort regardless of your riding discipline. The Trigger helmet provides all-round protection with patented inmould technology due to direct fusion of the helmet shell to the internal EPS material. Additionally, the Trigger FF is the only helmet on the market with the unique and patented technology of one complete and seamless EPS liner unit, with inclusion of the face guard structure. As a result, the rider benefits from increased structural strength, reduced weight & volume, and increased ventilation. The numerous ventilation openings have been strategically angled and positioned to offer superior air circulation and supply a continuous cooling system. Precision interlocking ErgoFit Ultra allows you to adjust the fitting ring both for verticle tilt and circumference-wise, guaranteeing a precise and comfortable fit for any head. With the 2-level visor adjustment capability, there is sufficient space to rest your google along the forehead yet below the visor. Lastly, the Fidlock magnetic buckle makes for a quick, efficient closure and release without compromising security. This helmet series fulfils the European safety standard, EN1078 as well as the American CPSC and AS for DH on frontal impact. - MIPS brain protection system - Patented all-in-one Inmould technology, external and internal ventilation channels - Adjustable, goggle compatible visor - Dial adjuster with precision interlocking - ErgoFit Ultra system for horizontal and vertical adjustment - Double-Inmould, 360° Inmould shell - Adjustable straps - Magnetic closure - +/- 595g (SM) - EN1078, CPSC, KC, AS - Sizes: XS = 49-54cm, SM = 54-58cm, ML = 58-62cm head circumference

The Xult DH full-face helmet is designed for racers and bike park enthusiasts riding rough and demanding terrain. Due to integrated Vortex ventilation channels, this helmet proves to be extremely breathable because of the continuous air circulation. The FRP (fibre reinforced polymer) shell requires less material, decreasing weight and volume yet without compromising durability. Risk of brain injury from the effects of rotational forces is thus dramatically reduced because of the lightweight shell as well as the integration of Xmatter/Xrail technology which absorbs impact and promotes multi-directional movement. The Xult full-face also comes equipped with an ergonomic padding system, with specially designed cheek padding, guaranteeing a high degree of riding comfort and a secure and comfortable fit. - FRP reinforced helmet shell - Vortex ventilation system with integrated air channels - Xmatter/Xrail impact absorption liner - adjustable visor - Washable padding - Double-D safety closure - EN1078, CPSC, AS

Fit, Protection, Style Here at TLD, styling, graphics, fit, function and safety are key in everything we create. After years of research and development, the Troy Lee Designs Team introduced the A1 helmet in 2013. We made one of the most comfortable MTB helmets on the market even safer with the addition of MIPS rotational brain protection. This lightweight, fully encapsulated all-mountain helmet utilizes maximum coverage and dimension to keep you safe and protected in all riding conditions. Whether you're charging singletrack, riding dirt jumps or grinding out miles on the XC bike, the A1 helmet offers the premium fit, protection and style you want. "The A1 Classic MIPS Helmet takes top safety honors, earning a perfect 5-star rating in Virginia Techs impact test and was the number one tested mountain bike helmet." - VA Tech Helmet Testing Lab

The all-new Flowline Helmet is hand-picked, literally, by the pros and for good reason. The Flowline Helmet features a combination of comfort, safety and signature TLD style. It's NTA-8776 certified, making it the perfect choice for any rider looking to hit their local trails or cruise the streets on their e-bikes.

Cooler, Faster in a Protective Package The trailblazing A2 is Troy Lee Designs’ MTB trail helmet that checks all the boxes. Its stylish shell not only incorporates huge intake and exhaust ventilation ports, but it also comes with the very best in impact protection. From breakaway visor screws and the innovative MIPS® system and an industry-first dual-density EPP + EPS liner that protects against both high and low-speed impacts; this is a helmet that doesn’t take your safety lightly. Add in an adjustable strap and X-Static® Pure Silver comfort liner and the comfort is every bit on par with the protection. - MIPS (Multi-directional Impact Protection System) - Patent pending, industry-first dual density EPP = EPS impact liner - Innovative break-away visor screws help reduce the likelihood snagging during a crash - Low-profile, semi-adjustable strap dividers - X-Static® Pure Silver comfort liner

Cooler, Faster in a Protective Package The trailblazing A2 is Troy Lee Designs' MTB trail helmet that checks all the boxes. Its stylish shell not only incorporates huge intake and exhaust ventilation ports, but it also comes with the very best in impact protection. From breakaway visor screws and the innovative MIPS system and an industry-first dual-density EPP + EPS liner that protects against both high- and low-speed impacts; this is a helmet that doesn't take your safety lightly. Add in an adjustable strap and X-Static Pure Silver comfort liner, and the comfort is every bit on par with the protection. Specifications - Huge air intakes - 25% larger than A1 - connected to massive exhaust ports through deep internal channels provide powerful cooling efficiency - MIPS brain protection system reduces rotational forces to the brain in some crash scenarios - Dual-density EPS co-molded with EPP for state-of-the-art impact energy management at low- and high-crash speeds, as well as everything in between - Rear stabilizer fit system with flexible, slimline arms has 3-position front and rear locations for a custom fit - Adjustable strap dividers for a perfect fit every time - 350 grams (size M/L) - CPSC 1203, CE EN 1078, AS NZ 2063:2008

Cooler, Faster in a Protective Package The trailblazing A2 is Troy Lee Designs' MTB trail helmet that checks all the boxes. Its stylish shell not only incorporates huge intake and exhaust ventilation ports, but it also comes with the very best in impact protection. From breakaway visor screws and the innovative MIPS system and an industry-first dual-density EPP + EPS liner that protects against both high- and low-speed impacts; this is a helmet that doesn't take your safety lightly. Add in an adjustable strap and X-Static Pure Silver comfort liner, and the comfort is every bit on par with the protection. SAME HELMET, NEW COLOURS FOR 2022 Specifications - Huge air intakes - 25% larger than A1 - connected to massive exhaust ports through deep internal channels provide powerful cooling efficiency - MIPS brain protection system reduces rotational forces to the brain in some crash scenarios - Dual-density EPS co-molded with EPP for state-of-the-art impact energy management at low- and high-crash speeds, as well as everything in between - Rear stabilizer fit system with flexible, slimline arms has 3-position front and rear locations for a custom fit - Adjustable strap dividers for a perfect fit every time - 350 grams (size M/L) - CPSC 1203, CE EN 1078, AS NZ 2063:2008

The trailblazing A2 is Troy Lee Designs’ MTB trail helmet that checks all the boxes. Its stylish shell not only incorporates huge intake and exhaust ventilation ports, it also comes with the very best in impact protection. From breakaway visor screws and the innovative MIPS® system and an industry first dual density EPP + EPS liner that protects against both high and low-speed impacts; this is a helmet that doesn’t take your safety lightly. Add in an adjustable strap and X-Static® Pure Silver comfort liner and the comfort is every bit on par with the protection.

A3 Helmet w/MIPS So comfortable you won't ever want to take it off. The A3 mountain bike helmet is a new standard in premium mountain bike helmets with luxurious comfort, patent-pending innovations in safety, ventilation that will you keep you cool on the longest climbs with comfort and coverage to protect on the sketchiest of descents. Highest possible score (5-STAR) from Virginia Tech helmet safety lab so you can feel confident in all conditions. Specifications - Co-molded EPP and EPS for low and high-speed Patent Pending impact energy management. - B-Series MIPS Rotational Brain Protection system creates an optimal 360 degree fit that can maximize the safety features built into the A3. - Advanced layering 3-piece shell - 3-Way Magnajust visor easily accommodates goggles whether they are stowed on the upswing or on your face. - TLD Sweat Glide System – EVA wicking foam behind the comfort liner along the front brow directs sweat away from the eyes and optics. Includes 2 spares. - 2-piece Ionic comfort liner for anti-microbial & sweat wicking properties that is also quick to dry - 16 vents optimally tuned with the channeling of the helmet to create the most intake and exhaust of any half shell helmet we've produced - Premium 3D Fidlock magnetic buckle system and composite smart shear screws are made to shear away during severe impact/direct hit to visor. - Includes helmet carrying bag, (2) spare sweat glide strips and a spare Ionic comfort liner and sticker kit - Certification - CPSC 1203, CE EN 1078, AS NZ 2063:2008.

A3 Helmet w/MIPS So comfortable you won't ever want to take it off. The A3 mountain bike helmet is a new standard in premium mountain bike helmets with luxurious comfort, patent-pending innovations in safety, ventilation that will you keep you cool on the longest climbs with comfort and coverage to protect on the sketchiest of descents. Highest possible score (5-STAR) from Virginia Tech helmet safety lab so you can feel confident in all conditions. Specifications - Co-molded EPP and EPS for low and high-speed Patent Pending impact energy management. - B-Series MIPS Rotational Brain Protection system creates an optimal 360 degree fit that can maximize the safety features built into the A3. - Advanced layering 3-piece shell - 3-Way Magnajust visor easily accommodates goggles whether they are stowed on the upswing or on your face. - TLD Sweat Glide System – EVA wicking foam behind the comfort liner along the front brow directs sweat away from the eyes and optics. Includes 2 spares. - 2-piece Ionic comfort liner for anti-microbial & sweat wicking properties that is also quick to dry - 16 vents optimally tuned with the channeling of the helmet to create the most intake and exhaust of any half shell helmet we've produced - Premium 3D Fidlock magnetic buckle system and composite smart shear screws are made to shear away during severe impact/direct hit to visor. - Includes helmet carrying bag, (2) spare sweat glide strips and a spare Ionic comfort liner and sticker kit - Certification - CPSC 1203, CE EN 1078, AS NZ 2063:2008.

Lighter, Cooler, Faster in a protective package - The Stage Helmet. Less Weight, More Fun The Stage helmet redefines mountain bike safety, style, comfort, and ventilation. The lightest full-face helmet in its class combines EPP (for slow speed impacts) and EPS (for high-speed impacts) in one sleek package, that will set a new benchmark for mountain bike enduro helmets. The protective features of the Stage helmet come in handy when you want more coverage during an Enduro stage or your local ride when climbing is just as important as your ride back down. Ventilation is provided by the 11 air intakes and 14 air exhaust ports to help keep the head cool. Nice finishing touches like X-static liner, anodized breakaway hardware, and a Fidlock magnetic buckle system round out the package. - Polylite Shell construction with fiber reinforcement - Dual-density EPS and EPP foam offers protection against high and low-speed impacts - Featuring MIPS Brain Protection System - a helmet integrated, low friction layer designed to reduce rotational motion transferred to the brain from angled impacts to the head - Large ventilation chin bar opening and 11 high-flow intake ports and 14 exhaust vents - Contoured 3D XT2 cheek pads and washable X-Static liner create an optimized fit - Innovative break-away visor screws - Fidlock magnetic buckle system - Drawstring bag with breathable mesh paneling - CPSC 1203*, CE EN1078*, ASTM F1952-DH, ASTM 2032-BMX *Varies by regional standards

THE REIGNING CROWN OF FULL-FACE HELMETS D4 reigns king atop downhill podiums and freeride events across the globe. Available in carbon and composite, details are what makes the D4 the most coveted full-face in mountain biking. Prioritizing safety while balancing weight through premium construction and materials, D4 incorporates MIPS protection with an EPP chin bar and anatomical cheek pads with emergency release. - 20 high-flow intake and exhaust ports for maximum ventilation - Added eps and new headform shape for improved impact performance - Quick-release and contoured 3D cheek pads for emergency helmet removal - Removable snap-in, washable comfort liner with Coolmax® and Dri-lex® moisture-wicking materials - Exceeds bicycle certifications: CPSC 1203, CE EN 1078:2002+A1:2012 ASTM F1952-15, ASTM F2032-15, ASTM F2040-11

A comfortable, versatile helmet with clean aesthetics and the added protection of Mips. - Mips safety system helps provide additional protection from rotational forces in the event of certain cycling-related accidents - Refined styling with removable visor easily transitions from road to trail - Large vents and recessed channeling keep you cool on warm days - Trek Headmaster 3 fit system provides simple and secure adjustability with just one hand - Soft, comfortable helmet pads wick moisture and are easy to wash after a full day of fun

A stylish road helmet with advanced WaveCel technology that balances comfort and performance for all riders who value safety. A MAJOR ADVANCEMENT IN THE PROTECTION AGAINST CYCLING-RELATED HEAD INJURIES Starvos WaveCel is a versatile, high-value cycling helmet for new-to-seasoned riders who want WaveCel, a leading technology in the protection against cycling-related head injuries. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Trek-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. PRODUCT DETAILS - WaveCel advanced helmet technology - Intuitive, one-handed Headmaster fit system makes adjustments easy - LockDown dividers make helmet strap management clean and easy to adjust - Soft, comfortable, and moisture-wicking washable helmet pads - Available in XS and XL sizing - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 1 and over

A stylish road helmet with WaveCel technology designed for riders who prioritize safety and require a fit designed for a rounder head. - WaveCel advanced helmet technology - Intuitive, one-handed Headmaster fit system makes height and circumference adjustments easy - LockDown dividers make helmet strap management clean and easy to adjust - Soft, comfortable, and moisture-wicking washable helmet pads - Round fit sizing designed to accommodate rounder head shapes - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership

An all-around, road racing helmet that is light, cool, fast, and features the added protection of Mips. Light is fast. Fast is cool. Velocis Mips is now lighter, cooler, and faster than ever thanks to insight and feedback from Trek-Segafredo. And with a full suite of pro-level features, this helmet is bound for the podium. Velocis is designed with protection front and center. This helmet earned a Virginia Tech 5-STAR safety rating and features a Mips Air safety system. Product details: - Trek's lightest road helmet is now even lighter, saving grams and providing more comfort - Improved ventilation and channeling keeps you cooler and moves you faster - The Mips Air system is light, cool, and designed to improve comfort and protection - The single-lace BOA® fit system is fully adjustable to provide a custom, 360° fit - Rubberized sunglasses docking port provides secure and easy-to-use storage - Beveled front edge improves field of view while riding in the drops and on the hoods - 5-STAR Virginia Tech safety rating - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 1 and over Trek Velocis Mips – Light, fast, cool Designed to meet the everyday demands of Trek-Segafredo, Velocis is a versatile helmet that excels anywhere you ride. It’s lighter, cooler, and faster than ever before and, with added tech like the Mips Air safety system, a customizable BOA® fit system, and secure sunglasses storage, you’ll be ready for an epic day in the mountains or chasing local KOMs.

An amazing all-round helmet suitable for all kinds of trail biking. The Dissenter is a bang for the buck helmet, benefiting massively from Sweet Protections research and development on the high-end helmets. A single-piece polycarbonate shell, in-mold technology and Sweet Protection's proven geometry combine to provide all-mountain coverage in a low weight, low profile package. This model is equipped with the MIPS Brain Protection System, a low-friction layer solution designed to reduce rotational forces transferred to the brain.

Safety & Style. Protection With Panache. - Built-in rear safety light - In-mold construction - CPSC certified - Easily adjustable straps - Removable visor - Easy-to-adjust fit system - Integrated bug net - Vent count: 12 - Weight: 300 grams - Sizes: S/M 54-58cm, L/XL 58-62cm

The Serfas Metro features clean modern style with large cooling vents, forward-facing sun visor, Posi-Fit adjustment dial, and integrated rear-facing LED safety light paired with high-visibility reflective silver accents. - Built-In Rear Safety Light - In-Mold Construction - CPSC Certified (Consumer Product Safety Commission) - Easy Adjustable Straps - Removable Visor - Posi-Fit Dial Adjustment System - Integrated Bug Net: - Weight: 300 Grams - Vent count: 12 - Sizes: S/M 54-58cm, L/XL 58-62cm

The Serfas Incline Enduro is designed with lots of ventilation (18 vents) to help keep air flowing and make sure you stay nice and cool. In-mold construction provides strong impact protection while adjustable straps and rear easy-to-adjust fit system knob makes sure your helmet stays properly snug. - Enduro Fit - In-Mold Construction - Adjustable Straps - Removable Visor - Easy-To-Adjust Fit System (Rear Knob) - Integrated Bug Net - Vent Count: 18

The Serfas Kilowatt is E-Bike certified and features adjustable venting which be can be opened or closed depending on how much air flow you want, also a built-in rear LED safety light for added visibility with additional reflective design accents, and an easy-to-adjust fit system. - Tested and Certified to NTA 8776 E-Bike Helmet Standards - Adjustable Top Vents (Slide Open/Close) - Built-In Rear Light - Rear-Facing Reflective Accents - Adjustable Straps - Easy-To-Adjust Fit System (Rear Knob) - Weight: 484 Grams - Vent Count: 8 - Sizes: S/M (54-58cm), L/XL (58-61cm)