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Adults

Looking for an adult bicycle helmet? Trek Bicycle Superstore has a large selection from Bontrager, Fox, Giro and more. 

Smith Optics Forefront
$130.00 $220.00 41% Off
The award winning Forefront. A full-coverage helmet ideal for all-mountain riding or racing, the Smith Forefront's Aerocore construction featuring Koroyd creates a low volume helmet with ventilated protection that fully integrates with your sunglasses, goggles, light, or POV camera. - Lightweight Aerocore In-Mold Construction - Ventilated Protection Featuring Patented Koroyd Material - Integrated Skeletal Structure - VaporFit Adjustable Fit System - Adjustable/Removeable Visor - Integrated Camera & Light Mount - 21 Vents - X-Static with Reactive Cooling Performance Lining - Ultra-Light Single Layer Webbing - AirEvac Ventilation - Goggle Retention Strap Included
Smith Optics Network MIPS
$95.00 $160.00 41% Off
The Network helmet is the perfect blend of style, versatility and performance. Cyclists will welcome the clean, modern design combined with the superior protection and ventilation properties that only Koroyd can provide. Koroyd is featured in strategic, zonal impact areas offering increased protection where it matters most. As eyewear integration is mandatory for this rider, the AirEvac system works to pull air off of your eyewear to prevent fogging. Pass-through channels allow eyewear to be easily stored on the front of the helmet. - Lightweight Aerocore in-mold construction - Ventilated protection featuring patented Koroyd material - MIPS system available in all colors - VaporFit adjustable fit system - 20 optimized vents - XT2 anti-bacterial performance lining - Ultra-light single layer webbing - AirEvac ventilation - Camera and light mount compatible - Ultimate sunglass integration - Adjustable/removable visor - Weight (Size M) 10.58oz / 300 grams - Certification: CPSC, CE EN 1078 Sizing - Small: 51 – 55cm - Medium: 55 – 59cm – Large: 59 – 62cm
Smith Optics Overtake
$125.00 - $150.00 $250.00 Up to 50% Off
You leave it all on the road. Your passion, your power, and the shattered wills of your competition. When every pedal stroke counts, every piece of equipment needs to perform. Smith's Overtake helmet is the one you need to put the sting into the peloton. Providing maximum ventilation, untouchable aerodynamics, and racer-pleasing low weight, the Overtake sacrifices nothing in pursuit of your next podium spot. Built with Smith's Aerocore construction, the low-volume Overtake offers effective temperature regulation on even the most grueling climbs and hottest days. Thanks to the honeycomb-shaped Koroyd material, the Overtake features enhanced impact resistance. And, it wouldn't be a Smith helmet without those extra touches to make it stand out from the crowd. The adjustable fit system, ultra-light webbing, and soft lining make for a helmet that's all-day comfortable. You'll also appreciate Smith's eyewear-integration dock that allows riders to securely store their sunglasses while they're not being worn. Don't just chase the competition. Overtake them.
Smith Optics Overtake MIPS
$170.00 $290.00 41% Off
You leave it all on the road. Your passion, your power, and the shattered wills of your competition. When every pedal stroke counts, every piece of equipment needs to perform. Smith's Overtake helmet is the one you need to put the sting into the peloton. Providing maximum ventilation, untouchable aerodynamics, and racer-pleasing low weight, the Overtake sacrifices nothing in pursuit of your next podium spot. Built with Smith's Aerocore construction, the low-volume Overtake offers effective temperature regulation on even the most grueling climbs and hottest days. Thanks to the honeycomb-shaped Koroyd material, the Overtake features enhanced impact resistance. Smith's commitment to rider safety goes even further with the inclusion of MIPS technology. And, it wouldn't be a Smith helmet without those extra touches to make it stand out from the crowd. The adjustable fit system, ultra-light webbing, and soft lining make for a helmet that's all-day comfortable. You'll also appreciate Smith's eyewear-integration dock that allows riders to securely store their sunglasses while they're not being worn. Don't just chase the competition. Overtake them.
Smith Optics Route
$72.00 $120.00 40% Off
Getting you from any point to your destination, Smith's Route road helmet raises the bar when it comes to comfort and protection out on the road. Using Smith’s proven Aerocore Construction featuring Koroyd, the Route’s clean design targets in on important zonal impact areas, offering better protection where and when it matters most. They combine this with their AirEvac ventilation and VaporFit adjustable fit system, creating the perfect balance of comfort and confidence for any ride. - Lightweight Aerocore In-Mold Construction - Zonal Ventilated Protection Featuring Patented Koroyd Material - VaporFit Adjustable Fit System - 18 Optimized Vents - X-Static with Reactive Cooling Performance Lining - Ultra-Light Single Layer Webbing - AirEvac Ventilation
Smith Optics Rover
$72.00 $120.00 40% Off
For the wanderer in everyone. The Smith Rover mountain bike helmet raises the bar when it comes to comfort and protection out on the trail. Using Smith’s proven Aerocore Construction featuring Koroyd, the Rover's clean design targets in on important zonal impact areas, offering better protection where and when it matters most. They combine this with their AirEvac ventilation and VaporFit adjustable fit system, creating the perfect balance of comfort and confidence for any ride. - Lightweight Aerocore In-Mold Construction - Zonal Ventilated Protection Featuring Patented Koroyd Material - VaporFit Adjustable Fit System - 18 Optimized Vents - X-Static with Reactive Cooling Performance Lining - Ultra-Light Single Layer Webbing - AirEvac Ventilation - Integrated Visor
Smith Optics Rover MIPS
$90.00 $150.00 40% Off
For the wanderer in everyone. The Smith Rover MIPs mountain bike helmet raises the bar when it comes to comfort and protection out on the trail. Using Smith’s proven Aerocore Construction featuring Koroyd, the Rover's clean design targets in on important zonal impact areas, offering better protection where and when it matters most. They combine this with their AirEvac ventilation and VaporFit adjustable fit system, creating the perfect balance of comfort and confidence for any ride. - Lightweight Aerocore In-Mold Construction - Zonal Ventilated Protection Featuring Patented Koroyd Material - MIPS system available in all colors - VaporFit Adjustable Fit System - 18 Optimized Vents - X-Static with Reactive Cooling Performance Lining - Ultra-Light Single Layer Webbing - AirEvac Ventilation - Integrated Visor
POC Octal
$144.00 $239.99 40% Off
POC engineered the Octal helmet to be light, ventilated, and safe. It's unique shape uses a unibody construction that provides more coverage to the temples and the back of the head. It's EPS liner is strategically thicker in sensitive areas, and it's all covered with a durable outer polycarbonate shell. The Octal delivers massive front vents and uses Coolbest padding to reduce the temperature between the helmet and your head. The huge vents even make a great place to store your sunglasses. A classic cotton cycling hat and scannable ICE tag are also included.
POC Octal Raceday
$144.00 $239.99 40% Off
POC's Octal helmet is light, ventilated, safe, and FAST. It's unique shape uses a unibody construction that provides more coverage to the temples and the back of the head. It's EPS liner is strategically thicker in sensitive areas, and it's all covered with a durable outer polycarbonate shell. The Octal delivers massive front vents and uses Coolbest padding to reduce the temperature between the helmet and your head. The huge vents even make a great place to store your sunglasses. A scannable ICE tag is also included.
Lazer Sport Blade+ MIPS
$99.99
Dripping with the same style and class of our top-end Z1 helmet, the Blade+ helmet combines great looks with high performance. This is the helmet you wear on your weekend rides and your daily commutes. Its narrow shape combined with the Advanced Rollsys retention system provides an excellent fit and great adjustability. It has 22 vents to keep you cool and the weight is kept down to make sure you can fly down the road in comfort. The Blade+ comes with a bottomshell to provide a clean finish and additional impact protection. The integration of the low friction MIPS layer adds protection against rotational impacts, making safe even safer! Features: - MIPS Inside - ARS Fit system - Bottomshell - Aeroshell compatible - Round Fit - LifeBEAM compatible - Z-LED compatible - Certification: CE-CPSC-AS - 230g
Lazer Sport Blade+ MIPS
$99.99
PERFORMANT! Dripping with the same style and class of our top-end Z1 helmet, the Blade+ helmet combines great looks with high performance. This is the helmet you wear on your weekend rides and your daily commutes. Its narrow shape combined with the Advanced Rollsys retention system provides an excellent fit and great adjustability. It has 22 vents to keep you cool and the weight is kept down to make sure you can fly down the road in comfort. The Blade+ comes with a bottom shell to provide a clean finish and additional impact protection. The integration of the low-friction MIPS layer adds protection against rotational impacts, making safe even safer! - Advanced Rollsys system - Lazer Aeroshell compatible - Rear LED light compatible - Lazer LifeBEAM compatible - Premium features - MIPS layer - Fit System: Advanced Rollsys System ARS - Construction: In-Mold - Ventilation: 22 Vents - Weight: 265g (XS) - Certification: CE-CPSC-AS
Lazer Sport Century MIPS
$179.99
The Century MIPS helmet is the result of 100 years of expertise. By integrating all knowledge and user requirements into one concept, the Century offers a new benchmark that makes no compromises for protection, comfort, aerodynamics, or visibility. The Century offers it all! One of its most visible new technologies is the unique Twist Cap, which offers a twist-of-the-hand action to change the Century from a full-ventilated helmet into an aero helmet. Changing the twist cap can save you watts, or deliver more ventilation. Where the frontal part of the Century clearly shows its kinship with the Bullet Aero helmet, the striking design and integration of the (rechargeable) rear LED light sets a new standard in helmet design. Additionally the Century has internal vent channels that actively guide airflow through the helmet and add to your comfort. The integration of the low friction MIPS layer adds extra protection against rotational impacts, making "safe" even safer. Features: - MIPS Inside - Twistcap (Ventilation/Aerodynamics on demand) - Integrated LED light - Compact design - Bottomshell - Certification: CE-CPSC-AS - 277g (Small)
Lazer Sport Century MIPS
$179.99
STYLISH! The Century MIPS helmet is the result of 100 years of expertise. By integrating all knowledge and user requirements into one concept, the Century offers a new benchmark that requires no priorities for either protection, comfort, aerodynamics or visibility. The Century offers it all! One of its most visible new technologies is the unique Twist Cap, which offers a twist-of-the-hand action to change the Century from a full-ventilated helmet into an aero helmet. Changing the twist cap can save you Watts, or up to 11% more ventilation. Where the frontal part of the Century clearly shows his relation with the Bullet Aero helmet, the striking design and integration of the (rechargeable) rear LED light sets a new example in helmet design. Additionally, the Century has internal vent channels that actively guide the airflow through the helmet and add-up to your comfort. To cap it off, it features a distinctive bottom-shell that offers the cherry-on-the-cake in terms of helmets design. The integration of the low-friction MIPS layer adds extra protection against rotational impacts, making safe even safer. Search no more. The Century is here to keep you safe, fast, ventilated, visible and fast in style! - Stylish with a twist - Light it up - Advanced Turnfit system - Integrated LED light - Internal ventilation channels - Premium features - MIPS layer - Fit System: Advanced Turnfit System ATS - Construction: In-Mold - Ventilation: 18 Vents + Twistcap - Weight: 277g (M) - Certification: CE-CPSC-AS
Lazer Sport Chiru MIPS
$54.99
OFF ROAD STYLE The new MTB helmet from Lazer! Top-end performance at a great price. The color-matched and fully integrated visor looks great and keeps sun out of the eyes and off the face. 15 vents keep the interior cool on those long single track climbs. The TS+ retention system with Adjustable Head Basket allows for a secure and easy-to-adjust helmet and delivers a perfect fit for every ride. The integrated low-friction MIPS layer adds additional protection against rotational impacts. - Increased protection - Visor - Turnfit Plus system - MIPS layer - Fit System: Turnfit Plus system - Construction: In-Mold - Ventilation: 15 vents - Weight: 305g (S) - Certification: CE-CPSC-AS
Lazer Sport Coyote MIPS
$99.99
INTO THE WILD! The Lazer Coyote MIPS helmet is a clean and practical mountain bike helmet that delivers on every aspect. Style, performance, ventilation, comfort and safety are all present in a great looking package. The TS+ fit system provides a snug and reliable adjustment system to ensure comfort while the bottom shell construction creates a clean finish and added durability. The rear shell construction is designed to hold your goggle strap and works great with the open front that allows for goggle or normal eyewear use. The integrated visor provides protection from low-hanging branches and other things you encounter on your rides. The integrated low-friction MIPS layer provides additional protection against rotational impacts for when a crash occurs. - Increased protection - Large ventilation holes - Large visor - Premium features - Turnfit Plus system - Rear LED light compatible - MIPS layer - Fit System: TS+ Turnfit Plus fit system - Construction: In-Mold - Ventilation: 21 vents - Weight: 355 (M) - Certification: CE-CPSC-AS
Lazer Sport Coyote MIPS
$99.99
The Lazer Coyote helmet is a clean and practical mountain bike helmet that delivers on every aspect: style, performance, ventilation, comfort, and safety are all present in a great looking package. The TS+ fit system provides a snug and reliable adjustment system to ensure comfort while the bottomshell construction creates a clean finish and added durability. The rear shell construction is designed to hold your goggle strap and works great with the open front that allows for goggle or normal eyewear use. The integrated visor provides protection from low hanging branches and other things you encounter on your rides. The MIPS low friction layer inside the helmet provides additional protection against rotational impacts, but doesn't interfere with the helmet's existing protective capabilities, making "safe" even safer! Features: - MIPS Inside - TS+ Fit Plus system - Visor - Bottomshell - Certification: CE-CPSC-AS - 335g (Small)
Lazer Sport Impala MIPS
$139.99
OFF ROAD SECURITY The new Lazer Impala helmet is designed to elevate your riding experience, providing comfort and security while you ride and record. With extended shell coverage on all sides and EPS impact protection, it guarantees safety and peace of mind when riding, while keeping a low-fitting profile. The included action camera mount allows you to capture your experiences as they happen. A big adjustable visor protects you from sunlight, low-hanging branches and provides a space for goggle parking. A contrast color bottom shell is introduced to provide a clean finish and adds protection against wear and tear. The whole helmet is comfortable to wear thanks to the Advanced Turnfit System which provides 360 degree horizontal and vertical adjustments. Strategically placed inlet and exhaust vents keep your head cool when cranking out maximum effort. It even features brow vents to provide maximum frontal ventilation. Everything combines to provide a helmet that is at home everywhere and ready for all conditions. Ow yeah….and it looks GREAT! #DOWNFORIT - Increased protection - Internal ventilation channels - Large adjustable visor - Secure goggle parking - Premium features - Action camera mount - Advanced Turnfit system - MIPS layer - Fit System: ATS Advanced Turnfit System - Construction: In-Mold - Ventilation: 22 vents - Weight: 295g (S) - Certification: CE-CPSC-AS
Lazer Sport Z1 MIPS
$209.99
Think about your current helmet; now imagine it lighter, with a more comfortable fit system, better ventilation, an additional (optional) aeroshell, and improved side impact protection. That is what the Lazer Z1 offers. Building on a long tradition of innovation, Lazer decided to combine all elements of a high performance helmet and push each feature as far as possible. It is the lightest helmet Lazer has ever made without sacrificing style, safety, or comfort. Styling wise it has the looks of a contemporary high performance road helmet with an integrated wing on the top of the helmet. With the integration of the MIPS layer, the Z1 also has an additional protection aspect against rotational impacts. With the integration of the MIPS layer, the Z1 also has an additional protection aspect against rotational impacts. LIGHTER! Features: - MIPS Inside - Lightweight - T-Pro temple protection - Extreme ventilation - Aeroshell-compatible - Rigidity Brace System - Certification: CE - CPSC - AS - 190g (Small)
Giro Aether MIPS
$324.99
The Aether MIPS combines airy, open design with a revolution in rotational energy management to advance head protection for cyclists. Inside the Aether, a dual-density EPS foam liner helps to manage a wide range of impact energies, while also boasting deep internal channeling to provide cooling airflow. Giro's proprietary MIPS Spherical technology is integrated between the layers of EPS foam – instead of against the rider’s head – giving riders the benefits of MIPS without any obstruction to comfort or cooling power. Outside, a sleek 6-piece shell forms a stunning silhouette around the massive vents, which get added structural reinforcement via a shatter-resistant AURA reinforcing arch. The final touch is Giro's Roc Loc 5+ Air fit system, featuring 3-way fit tuning, that allows easy adjustment in seconds for the ultimate in comfort.
Giro Agilis MIPS
$79.99
When it's time to hit the road, the Agilis MIPS offers a sporty, sleek style with comfortable features you can count on, including 32 wind tunnel vents, Coolfit anti-microbial padding, and integrated MIPS technology. The fit on the Agilis MIPS is comfortable and secure thanks to our adjustable Roc Loc 5.5 MIPS system that combines fit and positioning adjustments while integrating with MIPS technology for an added measure of protection in the event of an angled impact. The outer Hardbody shell extends to the inside of the helmet, and is molded from a tough polycarbonate thats fused permanently to the EPS foam liner using our In-Mold process to enhance durability and ventilation without excess bulk. - 32 Wind tunnel vents with internal channeling - Full-wrap in-mold polycarbonate shell with EPS liner - Coolfit anti-microbial padding - Featherweight webbing with Slimline buckle - Roc Loc 5.5 MIPS fit system
Giro Agilis MIPS W
$79.99
When it's time to hit the road, the Women's Agilis MIPS offers a sporty, sleek style with comfortable features you can count on, including 32 wind tunnel vents, Coolfit anti-microbial padding, and integrated MIPS technology. The fit on the Women's Agilis MIPS is comfortable and secure thanks to our adjustable Roc Loc 5.5 MIPS system that combines fit and positioning adjustments while integrating with MIPS technology for an added measure of protection in the event of an angled impact. The outer Hardbody shell extends to the inside of the helmet, and is molded from a tough polycarbonate thats fused permanently to the EPS foam liner using our In-Mold process to enhance durability and ventilation without excess bulk. - 32 Wind tunnel vents with internal channeling - Full-wrap in-mold polycarbonate shell with EPS liner - Coolfit anti-microbial padding - Featherweight webbing with Slimline buckle - Roc Loc 5.5 MIPS fit system
Giro Cartelle MIPS
$99.99
The Cartelle MIPS provides the essential trail performance and protection you need in an affordable package that doesn’t skimp on style. Its compact shape provides deep, confident coverage, and the Roc Loc 5 fit system allows you to easily dial in fit tension and adjust vertical position with a single hand. The Cartelle MIPS is designed for goggle compatibility, and the P.O.V. Plus visor allows you to lift the visor and place your goggles on the front of the helmet. The Coolmax padding has great wicking properties, and it’s extra plush to provide all-day comfort on the trail. The helmet was designed with MIPS, which redirects impact energy to provide more protection in certain impacts. - Small: 51 – 55cm / 20 – 21.75 in. - Medium: 55 – 59cm / 21.75 – 23.25 in.
Giro Chronicle MIPS
$99.99
When your trail rides include technical descents and challenging climbs, the Giro Chronicle MIPS provides all the essential performance and protection you need in an affordable package. It drafts off the design language of their premium Montaro MIPS helmet, and offers many of the key features. Its compact shape provides deep, confident coverage, and the Roc Loc 5 fit system allows you to easily dial in fit tension and adjust vertical position with a single hand. The Chronicle MIPS is designed for goggle compatibility, and the P.O.V. Plus visor allows you to lift the visor and place your goggles on the front of the helmet. The Coolmax padding has great wicking properties, and it’s extra plush to provide all-day comfort on the trail. The helmet was designed with MIPS, which redirects impact energy to provide more protection in certain impacts.
Giro Cinder MIPS
$149.99
The Giro Cinder MIPS provides all the features an avid road rider wants in a lightweight package. The design is inspired by the classic aesthetic of their premium Synthe helmet, offering similar performance and style. Key features include the Roc Loc 5 fit system, which allows you to easily dial in fit tension and adjust vertical position with a single hand. Air-FX padding offers comfort on your longest rides, and the helmet is equipped with MIPS to redirect impact energy, providing more protection in certain impacts.
Giro Foray MIPS
$84.99
The Foray drafts off the bold design language of our premium Synthe helmet, and offers many of our key features including durable In-Mold Construction and the Roc Loc 5 fit system with two-way fit adjustment. The slim design is very light, offers great ventilation and is available in three Super Fit sizes so that you can get a helmet that looks, fits and feels like it was made for you.
Giro Montaro MIPS
$149.99
From long climbs to rowdy, technical descents, the Montaro MIPS helmet inspires your ride no matter where the trail takes you. Its compact shape offers deep, confident coverage, and the Roc Loc Air fit system boosts ventilation while improving fit. In addition to this helmet’s already impressive cooling power, it’s outfitted with hydrophilic, anti-microbial pads that can absorb up to ten-times their weight in sweat. Giro designed the Montaro MIPS to have full goggle integration, with strap grippers on the back of the helmet, and a P.O.V. Plus visor that allows you to lift the visor and place your goggles on the front of the helmet. Yet another great feature is the full camera mount integration—a clever break-away interface for your favorite light or camera.
Giro Switchblade MIPS
$249.99
The Giro Switchblade MIPS is an ASTM downhill-certified full-face helmet with a removable chinbar. Everything about the Switchblade is optimized for the descent, and that’s why it’s certified to CPSC, EN-1078 and ASTM-1952-DH with and without the chinbar. The chinbar is easy to remove—just push the buttons under the chinbar, rotate up, and remove—and it’s just as easy to reinstall. The Switchblade MIPS features the Roc Loc Air DH fit system, which has a bumper around the dial to prevent accidental adjustments if your helmet contacts your backpack or neck brace—all while keeping you cool. When the chinbar comes off, Wind Tunnel cheek pad ventilation adds even more cooling power as you start to climb. Plus, the full-cut style gives this helmet an aggressive look and provides ASTM-certified coverage even when the chinbar is removed. When your ride is all about descending, your helmet should be too, and the Switchblade MIPS is the only removable chinbar helmet that is truly built for the down.
Giro Syntax MIPS
$109.99
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.
Giro Synthe MIPS
$188.99 - $269.99 $269.99 Up to 30% Off
The Synthe is the pinnacle of road helmet design, combining the performance gains of aero efficiency and light weight with great cooling power to enhance rider comfort and efficiency. The compact form slips through the air with ease across multiple yaw and head angles, and offers greater cooling power than the Aeon. Key features include the Roc Loc Air fit system with 2-way fit tuning and Aero Mesh Panels with a dedicated port for securely docking sunglasses as you ride. Synthe MIPS models are equipped with the Multi-Directional Impact Protection System. MIPS can provide more protection in certain impacts, and this added “under the hood” technology does not compromise fit, ventilation or style.
Giro Synthe MIPS
$224.99 - $269.99
The Synthe is the pinnacle of road helmet design, combining the performance gains of aero efficiency and light weight with great cooling power to enhance rider comfort and efficiency. The compact form slips through the air with ease across multiple yaw and head angles, and offers greater cooling power than the Aeon. Key features include the Roc Loc Air fit system with 2-way fit tuning and Aero Mesh Panels with a dedicated port for securely docking sunglasses as you ride. Synthe MIPS models are equipped with the Multi-Directional Impact Protection System. MIPS can provide more protection in certain impacts, and this added “under the hood” technology does not compromise fit, ventilation or style.
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