Helmets

So comfortable you won't ever want to take it off. Head of the class, A3 leaves nothing to chance by setting the modern standard in protection and fit as demanded by Troy Lee Designs' athletes. Equipped with Mips® protection, the co-molded EPP/EPS design features sixteen vents to optimize airflow making for a helmet that is so comfortable it practically disappears on your head. This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling. 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.

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Tyro Child helmets
- Original equipment replacement visor

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Tyro Child helmets
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Tyro Youth helmets
- Original equipment replacement visor

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Tyro Youth helmets
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Fit systems work hard to keep your helmet secure and to maximize safety.
No matter what happens, these original replacements will get them working like new.

Features
- Original replacement fit systems for your Trek helmet
- Compatible with Trek Child and Youth helmets with Headmaster fit systems

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Little Dipper helmets
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Replacement fit pads for your Trek Children's and Youth Solstice helmets
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Quantum WaveCel helmet
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Solstice helmets
- Fits both Mips and non-Mips versions
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Solstice helmets
- Original equipment replacement visor

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Solstice Children's helmets
- Original equipment replacement visor

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Solstice Youth helmets
- Original equipment replacement visor

Fit systems work hard to keep your helmet secure and to maximize safety.

Features
- Size-specific for the best fit possible
- 550mm length fits Rally SM, Rally MD, and Blaze SM
- 575mm length fits Rally LG, and Blaze MD
- 600mm length fits Rally XL, and Blaze LG

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Quantum WaveCel helmet
- Original equipment replacement visor

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Rally WaveCel helmet
- Original equipment replacement visor

Helmet visors work hard to get the sun out of your eyes and keep you looking good.

Features
- Works perfectly with your Trek Blaze WaveCel helmet
- Original equipment replacement visor

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Rally WaveCel helmet
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

Fit systems work hard to keep your helmet secure and to maximize safety.
No matter what happens, these original replacements will get them working like new.

Features
- Original replacement fit systems for your Trek helmet
- Compatible with all Trek and Bontrager helmets with Headmaster fit systems

Attach an Ion headlight to illuminate the trail, or attach an action camera with help from this Blendr helmet mount.
Compatible with all Ion headlights and many action cameras.

Features
- Quickly mount a headlight or action camera
- Compatible with all Blaze WaveCel Mountain Bike helmets
- Compatible with most Trek Rally WaveCel Mountain Bike helmets
- Tested with accelerometer for intended breakaway point if involved in a crash
- For exact Rally helmet compatibility, visit the product page for your helmet model and review the related parts under the "Service" tab

Fit systems work hard to keep your helmet secure and to maximize safety.
No matter what happens, these original replacements will get them working like new.

Features
- Original replacement BOA® Fit System for your Trek Ballista Mips helmet
- Only compatible with Trek Ballista Mips with the BOA® Fit System
- Size specific for the best possible fit

Fit systems work hard to keep your helmet secure and to maximize safety.
No matter what happens, these original replacements will get them working like new.

Features
- Original replacement BOA® Fit System for your Trek Velocis Mips helmet
- Only compatible with Trek Velocis Mips with the BOA® Fit System
- Size specific for the best possible fit

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Balista Mips helmets
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

No matter what happens, these original replacements will get them working like new.

Features
- Compatible with Trek Blaze WaveCel helmet
- Integrates seamlessly into the helmet
- Size-specific fit with helmet

Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new.

Features
- Original equipment replacement fit pads for your Trek Velocis Mips helmets
- Helmet fit pads should be replaced once a year to maintain fit and hygiene

A helmet with big kid features for smaller riders. YOUR LITTLE ONE NEEDS A HELMET, TOO Designed to help protect the young cyclist in your life, the Little Dipper toddler helmet features a built-in visor and easy-to-use magnetic buckles with a kid-friendly fit. It's perfect for little ones riding in a trailer, a child carrier, or all on their own. PRODUCT DETAILS - In-molded EPS shell with full coverage designed for protection and durability - Fidlock magnetic buckle fastens effortlessly for a quick, kid-friendly fit - Soft helmet pads are easy to remove and clean - Dialed fit system provides a secure and comfortable fit - Adjustable helmet straps provide a clean look with easy fit management - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership - Helmet meets ASTM standards — tested with a smaller-mass headform that's more realistic to younger riders - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 1 and over

Value-packed protection

The Solstice bike helmet is proof you don't have to spend a lot to a get great-fitting and great-looking lid.

Clean lines and a removable visor allow you to fit in wherever you ride. While soft helmet pads, great ventilation, and a micro-adjustable fit system provide all the comfort you need.

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 fit

Soft, comfortable helmet pads wick moisture and are easy to wash

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

30-Day Unconditional Guarantee allows you to return your helmet if you're unsatisfied for any reason

Complies with U.S. CPSC safety standards for bicycle helmets for persons age 5 and older

Value-packed protection The Solstice bike helmet is proof you don't have to spend a lot to a get great-fitting and great-looking lid Clean lines and a removable visor allow you to fit in wherever you ride. While soft helmet pads, great ventilation, and a micro-adjustable fit system provide all the comfort you need. Product details: - 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 fit - Soft, comfortable helmet pads wick moisture and are easy to wash - Crash Replacement Guarantee provides free helmet replacement if involved in a crash within the first year of ownership - 30-Day Unconditional Guarantee allows you to return your helmet if you're unsatisfied for any reason - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 5 and older

A comfortable, versatile helmet with clean aesthetics and the added protection of Mips.

Style, comfort, and protection for any ride
The Trek Solstice Mips helmet is the perfect choice for riders who want to dabble in road and trail riding. It's super comfortable, has an easy to use fit system, and features a simple, clean aesthetic that easily transitions from path to pavement.

This helmet also features a Mips safety system, which is a helmet technology designed to help protect riders from rotational forces that occur during some cycling-related accidents. Solstice Mips has also earned a 5-STAR safety rating from Virginia Tech.

- 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 value-packed helmet perfect for kids who just want to hop on their bike and ride.

Ready to ride with the grown-ups
The Trek Tyro is a dedicated youth bike helmet packed with the same performance and comfort found in adult helmets.
A Fidlock magnetic buckle and simple-to-adjust dial lets kids secure the chin strap and helmet easily while fitting a wide range of head sizes. Plush pads make the helmet comfortable for a full day on the bike.

PRODUCT DETAILS
- In-molded EPS shell with additional rear coverage designed for protection and durability
- Fidlock magnetic buckle fastens effortlessly for a quick, kid-friendly fit
- Dialed fit system provides a snug and comfortable fit
- Soft, comfortable, moisture-wicking, and washable helmet pads
- Adjustable helmet straps provide a clean look and easy fit management
- Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership
- Helmet meets ASTM standards — their tests use a smaller mass headform more realistic to younger riders
- Complies with U.S. CPSC safety standards for bicycle helmets for persons age 5 and over