Helmets

Easily integrated Designed specifically for specific Bontrager Circuit MIPS road bike helmets, the Blendr mount easily integrates Bontrager Ion lights and GoPro cameras. - Quickly mount rear light to the back of your Bontrager Circuit MIPS road bike helmet - Tested with an accelerometer for intended breakaway point if involved in a crash

Fit systems work hard to keep your helmets secure and to maximize safety. No matter what happens, these original replacements will get them working like new. - Original replacement fit systems for your Bontrager helmet - Compatible with all Bontrager helmets with Headmaster I or II fit systems

The Helmet For Young Adventurers Much of a child's life takes place outside and is full of movement. When riding a bike or skateboard, it can't be fast or wild enough. The right helmet is simply part of the package. The Scraper Kid 3.0 is aimed at all young stuntmen and stuntwomen who prefer to spend their free time in the halfpipe or off-road. It's a robust helmet designed explicitly for this purpose and equipped with a variety of ABUS extras to keep comfortable while skirting the edge. Technology: - ABS hard-shell technology - Good visibility thanks to highly luminescent reflectors - Ponytail compatibility: the helmet is ideal for riders with ponytails - Forced Air Cooling Technology: Sophisticated ventilation system for an optimal head climate - Excellent ventilation with 4 air inlets and 4 air outlets connected with flow channels - Size adjustment by means of a half ring made from particularly hard-wearing and slightly malleable plastic for optimal stability and form fitting - Zoom Ace Urban: Finely adjustable fit system with handy adjustment wheel for customizable fit Sizing - Small: 51-55cm - Medium: 54-58cm

Protection for your pint-sized cyclist The Tyro is a dedicated children's 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): Kids (48-52cm) - Fit system: HB-80 - Pad material: Moisture wicking pads - Buckle type: Fidlock buckle - Weight: 289g

Whether they are enjoying the ride in a trailer, or balancing on their own two wheels, your youngest shredders can ride in style and safety with the Lil Ripper. A compact shell is available in two sizes, with a fit system to dial it in perfectly to your child’s head. The no-pinch side buckle means it can be fit easily and quickly to squirming kids, and the fun graphics mean your child will WANT to wear this helmet. - Universal Child = 48 – 55cm

Whether they are enjoying the ride in a trailer, or balancing on their own two wheels, your youngest shredders can ride in style and safety with the Lil Ripper. A compact shell is available in two sizes, with a fit system to dial it in perfectly to your child’s head. The no-pinch side buckle means it can be fit easily and quickly to squirming kids, and the fun graphics mean your child will WANT to wear this helmet. - Universal Toddler = 45 – 52cm

The Vasona MIPS helmet combines sleek, lightweight design with an integrated Multi-Directional Impact Protection System (MIPS) that can redirect energy and provide more protection in certain impacts, giving you the latest in head protection on the road or trail. Made in a comfortable, Universal Fit women's size with Giro's adjustable Roc Loc Sport fit system, the Vasona's fit can be custom-tuned with a simple turn of the dial to make fitting fast and hassle-free. And with a range of colors to suit almost any style, you can choose exactly how your on-bike style comes together.

Giro Shield for Vanquish MIPS Adult Accessories Helmet

The most comfortable helmet is one you forget about. You want to enjoy the ride, not think about a heavy, poorly-fitting head-bucket, right? That's where Bontrager's Solstice MIPS comes in! Bontrager has a better approach to sport/recreational helmets with two sizes instead of just one. There's a little overlap between the two sizes, but that's to help you if you might wear a cap or hat underneath in chillier temperatures. The MIPS liner (short for Multidirectional Impact Protection System) allows the helmet to reduce the effects of oblique impacts better. A one-handed adjuster knob at the back sets the Micro-Manager II fit system in flash. LockDown strap dividers give the Solstice a comfortable feel on your cheek, while the interior helmet pads are removeable and washable. Big vents and a visor keep you cool and comfortable for the road ahead.

Bontrager's Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership.

Even the young ones deserve a helmet designed to handle true trail riding, and that’s exactly who our Nomad Jr. is designed for. With its lightweight in-mold construction and Ergo Fit adjustment, the Nomad Jr. delivers exceptional comfort no matter how long your child is out on a bike. The trail-specific design includes plenty of lower coverage, and with MIPS technology to boot, they can ride with confidence and focus on the singletrack ahead. - 15 vents - Integrated 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. - Fit System: Ergo fit - 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 - 353 grams

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

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.

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.

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

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

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. But we didn't stop there. We took it one step further by offering an LED version. We've incorporated a bright, 20-lumen rear LED into our easy-to-use Ergo Fit system. Its unobtrusive, highly visible, easily rechargeable with an included micro USB, and it just might make the difference between being seen or not. 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: 18 vents - Interior/liner type: Sweat guide pad design pulls moisture away from the brow pad and away from eyewear - Fit system: Ergo Fit LED - sleek, easy-to-use dial system for one-handed adjustments (integrated with MIPS layer) - Certification: CPSC bicycle - Sizing: 50 – 57cm, 19.7 – 22.4-inch

The Radix MIPS helmet combines rugged style and durability to meet the demands of core trail riders, with the coverage, lightweight, and ventilation riders need to ride comfortably and confidently, all day. The Radix MIPS helmet is for the rugged adventurer who appreciates a perfect fit, the sun staying out of their eyes, and plenty of ventilation. The highly adjustable Roc Loc 5.5 MIPS system allows you to customize fit and feel for enhanced stability and long-range comfort while providing an added measure of protection from rotational forces in the event of an angled impact. The P.O.V. Visor offers 15 degrees of adjustment, and the tough polycarbonate outer shell is fused permanently to the EPS foam liner using our in-mold construction process, to enhance durability and ventilation without excess bulk. - Construction: Full-wrap in-mold polycarbonate shell with EPS liner - Sport: Cycling - Number of vents: 25 - Ventilation type: Wind tunnel vents with internal channeling - Fit system: Roc Loc 5.5 MIPS

The women's Radix MIPS helmet combines rugged style and durability to meet the demands of core trail riders, with the coverage, lightweight, and ventilation riders need to ride comfortably and confidently, all day. The Radix MIPS helmet is for the rugged adventurer who appreciates a perfect fit, the sun staying out of their eyes, and plenty of ventilation. The highly adjustable Roc Loc 5.5 MIPS system allows you to customize fit and feel for enhanced stability and long-range comfort while providing an added measure of protection from rotational forces in the event of an angled impact. The P.O.V. Visor offers 15 degrees of adjustment, and the tough polycarbonate outer shell is fused permanently to the EPS foam liner using our in-mold construction process, to enhance durability and ventilation without excess bulk. The full-wrap design of the polycarbonate shell keeps the Radix MIPS looking fresher by preventing marks and dents from daily dings and bumps. - Construction: Full-wrap in-mold polycarbonate shell with EPS liner - Sport: Cycling - Number of vents: 25 - Ventilation type: Wind tunnel vents with internal channeling - Fit system: Roc Loc 5.5 MIPS

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): Universal Youth (50 – 55cm) - Fit system: HB-80 - Pad material: Moisture-wicking pads - Buckle type: Fidlock buckle - Includes: Crash Replacement Guarantee, stickers - Weight: 540g

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 the added protection of 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 Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. Product details - WaveCel advanced helmet technology - Virginia Tech 5 STAR rating - 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, moisture-wicking, and washable helmet pads - Available in XL sizing - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Specifications - Size (head circumference): Small (51-57cm) / Medium (54-60cm) / Large (58-63cm) / X-Large (60-66cm) - Fit system: Headmaster II - Pad material: Moisture-wicking pads - Buckle type: Standard buckle - Includes: Crash Replacement Guarantee - Weight: 300g (Small) / 335g (Medium) / 370g (Large) / 385g (X-Large)

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 - 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 - Compliance: CPSC bicycle - Retention System: No-twist tri-glides: quick-adjust fasteners that help keep straps flat and properly positioned - Lighting: 20-lumen rechargeable LED built into the rear of the helmet - Universal Adult = 54 – 61cm - Universal Women = 50 – 57cm

Taking its cues from the same technology as our flagship helmets, and employing the same painstaking attention to detail, the Falcon Joy Ride is a superb all-rounder. The enhanced energy management and protection of integrated MIPS is allied with our height- and width-adjustable Float Fit retention system and finished off with a supremely comfortable liner featuring an innovative Sweat Guide. Comfortable, cool, sleek and sophisticated, and ready to take that long ride...what are you waiting for? - Small = 52-56cm - Medium = 55-59cm

The Syntax MIPS combines a touch of European flair with slightly deeper coverage and high-performance features—all tucked into a very slim design. The outer shell is molded from a tough polycarbonate that’s fused permanently to the EPS foam liner using Giro's In-Mold construction process to enhance durability and ventilation without excess bulk. The fit is luxurious and secure, thanks to the highly adjustable Roc Loc 5 Air MIPS system that allows you to customize fit/feel for great stability and long-range comfort. Another benefit is integrated MIPS which can provide an added measure of protection from rotational forces in the event of an angled impact. MIPS - Integrated MIPS (multi-directional impact protection system)—allows you to customize fit/feel for great stability and long-range comfort while providing an added measure of protection from rotational forces in the event of an angled impact CONSTRUCTION - In-mold construction - Four-piece polycarbonate interlocking hardbody shell - Full hardbody wrap SHELL TYPE - Polycarbonate shell SPORT - Cycling NUMBER OF VENTS - 25 INTERIOR/LINER TYPE - Coolfit anti-microbial padding VENTILATION TYPE - Wind tunnel vents with internal channeling GENDER - Unisex FIT SYSTEM - Roc Loc 5 Air IMPS MIPS IMPACT LINER TYPE - EPS CERTIFICATION - US CPSC bicycle for ages 5+ - EU: CE EN 1078

The Seyen MIPS combines a touch of European flair with slightly deeper coverage and high-performance features—all tucked into a very slim design. The outer shell is molded from a tough polycarbonate that's fused permanently to the EPS foam liner using our In-Mold construction process to enhance durability and ventilation without excess bulk. The fit is luxurious and secure, thanks to our highly adjustable Roc Loc 5 Air MIPS system that allows you to customize fit/feel for great stability and long-range comfort. Another benefit is integrated MIPS which can provide an added measure of protection from rotational forces in the event of an angled impact. Vents: - 25 Wind Tunnel vents with internal channeling Construction: - In-Mold polycarbonate shell with EPS liner - Four-piece polycarbonate interlocking Hardbody shell Fit System: - Roc Loc 5 Air MIPS Other Tech And Features: - CoolFit anti-microbial padding - Full hardbody wrap - Featherweight webbing with Slimline buckle - Integrated MIPS technology

Taking the ultimate helmet lighting system – the Vis 360 – to the next level, the Vis Pro features an ultra-powerful 600-lumen headlight optimized for commuting and bright enough for twisty singletrack! The featherweight system is waterproof for all-conditions reliability and has an integrated rear light/battery pack that balances the unit on a variety of helmets. An essential setup for those requiring maximum protective visibility with powerful illumination. Featuring: - 600 Lumen Output Certified to the FL-1 Standard - Daylight Visible Pulse Mode - Integrated Battery Pack With Red Rear Lighting - Innovative Amber Sidelights Provides Critical Side Visibility at Intersections - Ultra-lightweight Setup With Easy Clip On/Off Design - Waterproof to 1 meter For All-Conditions Reliability - Accurate Battery Charge & Status Indicator - Micro USB Rechargeable Included: - Helmet Mounts & Micro USB Charging Cable

 The Bontrager Circuit MIPS goes to the top of the list when looking for a serious road helmet that has all the bells and whistles.

Looking for a lightweight lid? The Circuit MIPS weighs in at 300 grams for a size medium. A light helmet is not only less distracting, the wearer might discover that simply looking around is easier on the neck compared to a heavy "recreational" helmet. Need a great fit? The Circuit's new Boa fit system is one-hand adjustable with a twist dial plus a 3-position vertical adjustment setting. How about comfort in hot weather? The Bontrager Circuit MIPS boasts 14 big vents to keep the wearer comfortable. How about safety? The Bontrager Circuit MIPS not only complies with the CPSC impact standard, it is also equipped with a Multidirectional Impact Protection System -or MIPS-  liner. This liner allows the Circuit MIPS to reduce the amount of rotaional energy to the wearer's brain during an oblique impact.The Circuit MIPS still conforms to CPSC impact standards, but if you experience a crash, a MIPS-equipped helmet should be replaced. A MIPS liner does not improve the crashworthiness beyond the initial impact. Commuters will be impressed with the Circuit MIPS, thanks to the included magnetic front and rear light mounts (lights sold seprately). How about style? The Bontrager Circuit MIPS will never be mistaken for a commuter lid or blocky mountain bike helmet. The Circuit MIPS looks the part of a real performance cycling helmet.

Ultra-versatile helmet that is light, cool, and sleek with the added protection of WaveCel advanced helmet technology and the convenience of magnetic light mounts. By adding Bontrager lights to the Circuit WaveCel, you place them as high as possible, getting the attention of drivers. By placing lights on yourself, you can still be spotted at roadside even if you're not actually aboard your bicycle. The magnetic light mounts more easily break away from the helmet in the event of an impact. If you're going to get just one helmet, make it this one Whether your finish line is on the race course or at your front door, Bontrager's Circuit WaveCel delivers the right performance, comfort, and tech to be your go-to helmet for any ride. It's equipped with features any rider will appreciate on any terrain, like WaveCel technology, a BOA Fit System for superior comfort and security, and the Blendr mount system for easy light and camera integration. 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. Virginia Tech's tests that determine how crashworthy a helmet is have deemed WaveCel helmets to be 5-star rated. Product details - WaveCel advanced helmet technology - BOA Fit System lets you easily secure and adjust your fit with one hand - Blendr magnetic mount system easily integrates a GoPro camera and Bontrager lights - Made of 50% recycled EPS material - FlatStrap semi-fixed strap dividers lay flush and move fore and aft for a perfect fit - Soft, comfortable, moisture-wicking, and washable helmet pads - Reflective elements on the back of the helmet offer enhanced visibility - Crash Replacement Guarantee provides free replacement if your helmet is impacted in the first year of ownership

An off-road helmet with WaveCel technology that balances comfort and performance for trail riders who value safety. A major advancement in the protection against cycling-related head injuries Rally WaveCel is a high-style, high-value off-road helmet with trail-specific features and 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 Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. Product details - WaveCel advanced helmet technology - Virginia Tech 5 STAR rating - BOA Fit System lets you easily secure and adjust your helmet fit with one hand - Adjustable visor offers multiple coverage options - Extended back-of-helmet shell offers additional rear protection - LockDown dividers make helmet strap management clean and easy to adjust - Soft, comfortable, moisture-wicking, and washable helmet pads - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Specifications - Size (head circumference): Small (51-57cm) / Medium (54-60cm) / Large (58-63cm) - Fit system: Boa - Pad material: Moisture-wicking pads - Buckle type: Standard buckle - Includes: Crash Replacement Guarantee - Weight: 360g (Small) / 400g (Medium) / 430g (Large)

Built with the same core design principles as the pro-level Z20, the Stratus combines lightweight aero efficiency with cutting-edge comfort technologies. The shape was refined for all-around road performance — ventilated for long climbs but still fast for the flats — and the integrated Float Fit system offers comfort and security with a streamlined fit and an oversize dial that’s easy to adjust with one hand. The Overbrow Ventilation system pulls cool air in through the front and pushes it through an air-channel matrix to reduce overheating. And thanks to the adjustable No-Twist Tri-Glides, the straps stay flat and properly positioned no matter how hard you’re hammering. This model also includes MIPS (Multi-Directional Impact Protection System) for added protection in certain types of impacts.