Your Search: "Bontrager"

Tubeless setup made easy with valve stems designed to work as a system with Bontrager wheels, tires and rim strips The valves you need to upgrade to Tubeless These rim valves are crucial in upgrading your Tubeless Ready (TLR) Bontrager wheels to the next level of dependability and performance. Product details - To be used exclusively with Bontrager Tubeless Ready (TLR) wheels - Use only with Bontrager TLR rim strip with rectangular base - Required for Bontrager's Tubeless Ready (TLR) system setup - Removable valve core for easy sealant fill - Sold as singles

Upgrade or refresh your Bontrager wheels. Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with Bontrager Entry-level hubs

A bike glove specially designed to support and protect little hands while offering fun graphics. Tiny hands, big protection - Start 'em young and start 'em right. Give your kids comfort, safety, and their own style with gloves designed and engineered specifically for young hands. Bontrager Kids' gloves include an adjustable wrist closure to keep the glove stable, while proper padding on the palms reduces hand fatigue. - A bike glove specially designed to support and protect little hands while offering fun graphics. - Sizes Small/Medium designed for ages 4-6 and Large/X-Large for ages 7-10 - Soft and flexible palm and padding specifically designed for kid hands - Grippy texture on palm can be easily cleaned - Absorbent fleece on thumb - Adjustable wrist closure

Bontrager's latest TLR sealant seals faster, lasts longer, and provides better air retention so you have a better tubeless experience with easier setup. The ammonia-free formula won't corrode rims or degrade tire rubber, and it provides permanent repair for punctures up to 6.5mm. Product details - Improved flat protection seals punctures faster - Increased air retention holds air longer with 3x less air loss than the original - Compatible with all TLR tires for use on road, gravel, and mountain bikes - Ammonia-free mixture won't corrode alloy rims or degrade tires - Effective in temperatures ranging from -5 to 120 degrees F (-21 to 49 degrees C) - Cool new blue color - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together - Can be used in tubes to help seal punctures

Innovative, removable visor for select Bontrager helmets perfectly shields rain and sunlight. - Works perfectly with your Bontrager Quantum helmet - Original equipment replacement visor

Add the safety of visibility to your helmet and light up the trail, road, or commute with help from the Bontrager Helmet Mount. Easily attaches a light to most helmets. - Works with all Bontrager Ion and Flare lights

Keep your seatpost right where you left it. Upgrade to a quick release seatpost clamp for easy seat height adjustments. - Follow laser-etched torque listing on collar

Shimano compatible road caliper brake pads from Bontrager. Genuine replacement parts Reliable Bontrager stopping power for optimal operation and safety. - Sleek brake pads and cartridges are Shimano compatible - British Standard Compound (BS)—Long wearing pad compound - Exceeds all US standards for brake pads—Sticky rubber for improved braking - Sold in pairs

Upgrade or refresh your Bontrager wheels. Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement parts for Bontrager hubs using the DT 240 platform - Compatible with all Bontrager wheels with DT 240 hub internals - For use with Shimano MICRO SPLINE cassettes - Includes 12mm thru-axle end cap

Get the most from your Bontrager Switch Lever thru axle system. Product details - Original equipment replacement lever for Bontrager Switch Flip thru axles - Can be kept inside the thru axle or left off the bike to save weight - Lever is held securely by internal O-ring on the thru axle

- To be used exclusively with Bontrager 29""/700c Tubeless Ready (TLR) wheels - TLR Rim Strips are the light and easy solution to Bontrager Tubeless conversion - Rim Strip replacement is recommended if removed from the wheel

Keep your computer and sensors ready for every ride with replacement batteries Key features: - CR2032 battery is used for most Trek and Bontrager computers - 23AE battery is used for the Bontrager Interchange Analog Wireless Sensor - LR44 and L1154 batteries are identical and used in Bontrager SpeedTrap Sensor

Keep an eye on your speed, distance and more with wireless ease when Bontrager's GOTime cycling computer is clipped to your bars. Set-up is a breeze; the large LCD screen is easy to read and the integrated clip mount allows you to instantly remove the computer and throw it in your pocket when you reach your destination.

To be used exclusively with Bontrager Tubeless Ready (TLR) rims. The rim strips you need to upgrade to Tubeless These rim strips are crucial in upgrading your Tubeless Ready (TLR) Bontrager wheels to the next level of dependability and performance. Product details - TLR Rim Strips are the light and easy solution to Bontrager Tubeless conversion - Use only with appropriate Bontrager TLR rim valve - Rim strip replacement is recommended if removed from the wheel - Sold as singles - White strip is recommended for carbon rims - TLR rim valve sold separately

Upgrade or refresh your Bontrager wheels. Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with Bontrager Rapid Drive 108 hubs - Pawls and springs sold separately - Install 3 pawls/springs for 54 tooth engagement or 6 pawls springs for 108 tooth

Quickly mount light and camera accessories on top of your Bontrager MTB helmet. - Quickly mount light and camera accessories on top of your Lithos helmet - Tested with accelerometer for intended breakaway point if involved in a crash

This classic bar tape combines the traditional feel of natural cork with the vibration damping power of gel for a comfortable ride feel and a clean aesthetic that will never go out of style. It's easy to install and comes with Bontrager finishing strips and bar end plugs. - Gel tape with natural cork feel - Ideal stretch for quick and easy installation - Inner gel strip for extra comfort - Finishing strips and reflective Bontrager bar end plugs included - Non-adhesive backing

These rim strips are crucial in upgrading your Tubeless Ready (TLR) Bontrager wheels to the next level of dependability and performance. Key features: - To be used exclusively with Bontrager 29"/700c Tubeless Ready (TLR) wheels - TLR Rim Strips are the light and easy solution to Bontrager Tubeless conversion - Rim Strip replacement is recommended if removed from the wheel - For specific compatibility, access 'WHEELS' tab on the Tech Site or contact Customer Service

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. 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. 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

Upgrade or refresh your bike. A practical wheel that won't break the bank. PRODUCT DETAILS - Original Equipment replacement Bontrager AT-750 700c wheels - Bontrager AT-750 double wall, non-eyeletted rims - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

Upgrade or refresh your Bontrager wheels. Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with SSR and Select wheels - Includes 11mm Allen key adapter for installation

- To be used exclusively with Bontrager 29""/700c Tubeless Ready (TLR) wheels - TLR Rim Strips are the light and easy solution to Bontrager Tubeless conversion - Rim Strip replacement is recommended if removed from the wheel

Upgrade or refresh your Bontrager wheels. Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with Bontrager Rapid Drive 108 hubs - Pawls and springs sold separately - Requires Micro Spline specific end cap

Keep your computer and sensors ready for every ride with replacement batteries. Genuine replacement parts. - Don't let a dead battery spoil your ride. - Keep your computer fresh and ready to go with a new battery. - For use with the Bontrager Micro Remote - Sold individually

Get that fresh cleat feel These solidly-built cleats work with Bontrager road pedals or any Look Cycle’s KÉO-compatible clipless pedals. Whether you're looking for replacements, need a new set for a new pair of kicks, or just like to keep an extra pair in your toolkit. Product details - Replacement cleats for all Look Cycle’s KÉO®-compatible road pedals - Directly compatible with Bontrager Comp Road pedals - Set includes 1 pair

Bontrager's Cruizer Tire is ideal for every ride. The grippy tread delivers a smooth ride and is ready for tons of miles.

The perfect fit The Bontrager Elite Blendr Stem provides easy solutions for accessory integration. This alloy stem is light and strong, and it gives you endless options to integrate lights, a computer and more with Blendr accessory integration. Product details - Blendr Elite allows seamless accessory integration - 4-bolt dual band clamp retains stiffness and reduces weight - Opposing 2-bolt steerer tube clamp - Uses M5 countersunk, corrosion-resistant steel bolts with 5.2Nm torque spec - Approved for carbon bars and steerer tubes - Suitable for both MTB or road use - Includes Blendr mono base and accessory mounts

Don't let a little mud bog down your cyclocross domination. Bontrager's CX3 cross tire is perfect for hardcore cross racers and plain ol' dirt road riders alike. Its aggressive tread pattern rips into grass and sheds mud on loose, wet cross courses. Equipped with extra sidewall puncture protection, the CX3 has structural support so you can run lower pressures for better traction in loose conditions while reducing the potential of pinch flats.

Bontrager's RL Road WSD Shoes deliver the features to maximize your ride. They boast Bontrager's stiff, supportive Silver Series carbon soles for plenty of pedaling power and ergonomic inForm footbeds that cradle you in comfort. Meanwhile, Bontrager's breathable inForm uppers feel great and feature tongues that extend to the toes for an awesome fit. And, you'll love the secure ratcheting buckles, Velcro strap closures and custom heel cups, too.

Safely ride into the night with light sets from Bontrager, all featuring 270 degrees of visibility and steady and flash modes. - Set includes: Glo headlight, Ember taillight and 2 silicone straps - Each set includes lights with focused optics and over 270 degrees of visibility Glo Instantly add safety lighting with the Glo headlight. Used as a stand alone system in twilight conditions, as additional lighting, or as an emergency back-up, these compact, bright and stylish lights can be run in either steady or flashing modes and provide over 40 hours of run time. Elastic bands add versatility. - Be seen with Bontrager's focused optics and over 270 degrees of visibility - One bright white and environmentally-friendly LED - Features steady and strobe-flash modes - Run time of 40+ hours via two 2032 batteries (included) - Includes silicone strap for quick installation on handlebars, seatposts, and more Ember Instantly add a burst of visibility to the rear of your bike with the Ember taillight. Used as a stand alone system in twilight conditions, as additional lighting, or as an emergency back-up, these compact and stylish lights provide key visibility with steady or flashing modes and provide over 40 hours of run time. Ember Multi-Use Lights include two CR2032 batteries and an elastic strap for attachment to a variety of surfaces including helmets. - Be seen with Bontrager's focused optics and over 270 degrees of visibility - Features steady and strobe-flash modes - Run time of 45+ hours via two 2032 batteries (included) - Includes silicone trap for quick installation on handlebars, seatposts, compatible shoes, and more

Key features: - Gel tape with natural cork feel - Ideal stretch for quick and easy installation - Inner gel strip for extra comfort - Finishing strips and reflective Bontrager bar end plugs included - Non-adhesive backing

Keep your pant legs clean and clear of the drivetrain while commuting with the Bontrager Town Pant Strap. Strap adjusts to fit with hook and loop closure. It features high quality 3M reflective materials.

Off-road riders rejoice! Bontrager's ergonomic Evoke RL Grips give you comfort, control and support with features that mountain bikes really need. The no-slip texture is great, the rounded edges give you plenty of hand positions and they lock on for a no-twist hold on your bars. The paddle shape relieves pressure on the ulnar nerves to protect your hands and keep you riding comfortably on even your longest days. They also have Bontrager's Zone Density construction that utilizes soft rubber over the handlebars for padding and a great feel, with a denser compound in the wide areas for support.

Show flats no fear with Bontrager's Air Support pump. Built for the lower-volume tires on your commuter, cruiser or town bike, but can handle road and mountain tires, the Air Support is great for topping off your pressures or fixing that unfortunate flat. The auto-select head uses a fold-out lever to lock securely to Schrader or Presta valves for quick and easy inflation up to 80 psi.

This versatile hybrid and city tire is great for a variety of conditions and offers basic puncture protection and durability. A tire ready for everyday H2 is the go-to replacement tire for city and hybrid bikes. Its versatile design is at home on streets, paths, and light trails. The tread rolls smooth and provides good cornering traction for a confident, efficient ride, and the durable construction delivers long-lasting tread life. Product details - Excellent tire for streets, paths, and light trails - The updated tread design delivers confident traction that rolls smooth - Tough 30 TPI construction for durability and longer tread life - Budget-friendly replacement tires that deliver performance and value Specifications - TPI: 30 TPI - Durometer: 60a - Bead: Wire - Type: Clincher - Minimum pressure: 60psi - Max pressure: 95psi - ETRTO: 32-622 - Studdable: No

Upgrade or refresh your bike. - Bontrager AT-550 single wall, non-eyeletted rims - Does not include skewer, reflector, rim strip, valve, or owner's manual

Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr High Ion Light Mount for a clean, flush look that securely holds your Bontrager Ion light above your stem to see and be seen. Key features: - Blendr is an elegant, integrated accessory mounting solution - Provides clean and secure mount for Bontrager Ion headlights - Works with any Blendr-compatible stem and the accompanying base - For use with Blendr bases (Pro, XXX, XXX bar/stem, and select Elite bases)

Go by bike and carry it all home The Bontrager City Shopper Bag is the ultimate bag for running errands by bicycle. It has reflective materials to increase visibility along with a removable shoulder strap and quick rack attachment for easy on- and off-bike use. The zippered accessory pocket, and easy-to-load main compartment add functionality to this durable, symmetric design that can be used on either side of the bike. Product details - Securely mounts to a wide variety of rear racks via hook-and-loop straps and transit hook - Front and rear reflective materials enhance visibility with a stylish finish - Large zippered compartment holds shape for easy loading and unloading - Accessory pocket securely holds phone or wallet - Durable, water-resistant bottom guards against splashes and scratches - Symmetric design can be used on either side of the bike - Padded handle and adjustable carrying strap for convenient off-bike use Specifications - Cargo capacity: 1400 cu in (22.94L) - Bag type: Pannier - Dimensions: 34cm (l) x 20cm (w) x 45cm (h) - Fiber content: 43% Poly 600 Cationic Dye / 40.5% Poly 600 TPU Coating / 14.5% 3M Silver Reflective Mesh / 2% Poly 600 PU Coating

Upgrade or refresh your Bontrager wheels. When it's time to refresh your trusty wheelset, Trek genuine replacement parts have you covered. PRODUCT DETAILS - Original equipment replacement freehub for RX-342 hubs - Can also be used to upgrade RX-142 hubs - Requires RX-342 Axle Kit when installed on RX-142 hubs

Easily mount a cell phone and case directly to your bars for safe convenient access with the Insta-Mount and keep all of your favorite cycling and fitness apps safely accessible. • Mount your hard-shell smart phone case to your bike • Allows for easy access of phone on stem or handlebar • Includes Insta-Mount, universal mount, and application grid • Blendr-compatible

Add a little cargo-hauling capacity to your road bike with Bontrager's BackRack Lightweight. It's made of aluminum and weighs just 465 grams, so it's perfect for turning your roadster into a fast commuter. It includes rustproof stainless-steel hardware, rear quick-release skewer and a mounting kit. It's also accepts Bontrager's Interchange trunk bags (sold separately).

Get back on the bike with a genuine replacement wheel. When it's time to refresh your trusty bike, Trek genuine replacement wheels have you covered. PRODUCT DETAILS - Original equipment replacement Bontrager Affinity TLR Disc 32H wheels - Centerlock thru-axle hubs - Bontrager Approved double wall, non-eyeletted rims - Bontrager Approved CL-712 front and RXC-400 rear hubs - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

A combo cable lock that provides protection with an 8mm thickness. Love your bike, lock your bike The Bontrager Combo Lock provides a key-free locking solution for simple, convenient security. Industry-leading corrosion protection is combined with a soft PVC coating for a lock that won't scratch your frame but will keep your bike safe. Product details - 8mm x 150cm cable provides easy-to-use versatile security - Durable PVC coating looks great while protecting bike from scratches - Combo dial features easy-to-read numbers designed to resist wear - Security rating 2

Everything you need Be prepared for roadside adjustments and minor repairs with the Bontrager Comp Multi-Tool. This simple tool features a compact design that easily packs away yet provides all of the essential tools to keep your bike tuned and running smoothly. Key features - 2,2.5,3,4,5,6,and 8 hex along with Phillips, flat and T25 - Alloy sides for a sleek lightweight design - Material: Steel

Remain confident in your grip and keep riding through all weather conditions with the Supertack Handlebar Tape. • Super tacky texture for no-slip grip • Ideal stretch for quick and easy installation • Shock-Absorbing foam for added comfort • Finishing strips and reflective Bontrager bar end plugs included • Adhesive backing • Microfiber

Refined functionality The Bontrager Elite Multi-Tool combines smooth style with practical design. This elegant tool features a compact design that easily packs away yet provides all of the essential tools to keep your bike tuned and running smoothly. Key features - CNC-machined keys for lightweight durability - 2,2.5,3,4,5,6, and 8 hex along with Phillips, flat and T25 - Slim profile makes it easy to pack on any ride - Ultra-light aluminum alloy design

Connect ANT+ and Bluetooth Smart devices to all of the data available from the DuoTrap S sensor for your on-the-bike wireless needs. • ANT+ 2.4 GHz and Bluetooth Smart wireless digital speed and cadence sensor • ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone • For use with many ANT+ and Bluetooth Smart wireless technology enabled devices • Includes Bontrager wheel magnet, crank cadence band, and CR2032 battery • Works with Trek DuoTrap compatible bikes

Light up the road Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Universal Ion Mount for a clean, flush look that securely holds your Bontrager Ion light in a perfect position to see and be seen. - Blendr is an elegant, integrated accessory mounting solution - Clip can be rotated for compatibility with many Bontrager accessories - Works with any Blendr-compatible stem and the accompanying base

Upgrade or refresh your Bontrager wheels. Product details - Replacement, high-quality rim strips that help prevent flat tires - Compatible with nearly all common wheels - Width refers to internal rim dimension - Not Tubeless Ready - Sold as singles

- For use with Bontrager CO2 cartridges - Regulator design provides safe, controlled operation - Reusable cartridge insulator keeps hands protected while inflating - Compact and lightweight design is easy to store for any ride - Spring-loaded mechanism regulates airflow for both Presta and Schrader valves

Get more data from your rides with the Bontrager Interchange digital combo speed and cadence sensor. This ANT+ 2.4 Ghz is designed to work with Bontrager Node wireless computers. It also works with many other ANT+ enabled devices. Sensor adjustment is easy with the adjustable arm. • ANT+ 2.4 Ghz and Bluetooth Smart wireless digital speed and cadence sensor • ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone • For use with many ANT+ and Bluetooth Smart wireless technology enabled devices • Independently adjustable arm for precise alignment of speed and cadence sensors • Includes Bontrager wheel magnet and crank cadence band • Includes silicone mounting strap to fit most chainstays and CR2032 battery • Visit www.thisisant.com/directory/ for compatible ANT+ devices • Visit www.bluetooth.com/pages/bluetooth-smart-devices.aspx for compatible Bluetooth devices

Use Bontrager's Presta Valve Extenders with a deep section wheel and you'll always be able to keep things properly pumped. They must be used with a removable valve core tube.

Key features: - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with the Bontrager XXX Integrated bar/stem, as seen on the Emonda SLR 10 - Add any XXX accessory mount (sold seperately) for an elegant, integrated look

Key features: - Original equipment replacement saddle ears for use with Bontrager saddles with carbon rails - Compatible with Bontrager and Trek rotary head seatpost and seat mast systems - Consult with manufacturer on compatibility with other saddle brands

A classy pocket case with three internal pockets to keep your essentials safely stored. A larger pocket is ideal for most cell phones, while two smaller compartments hold keys, credit cards, cash, or ID. The zippered closure keeps everything secure and the finishing materials give it all a touch of class. You can do better than the plastic baggy. - Elegant storage for phone, wallet, and ride essentials - Durable synthetic leather construction with water resistant properties - Three internal, one larger, and two smaller pockets for tidy storage - Sized for easy storage in a jersey pocket - Zippered closure for secure storage

Make sure your fit is dialed in your race against the clock! Bontrager's Speed Concept Stem allows you to set up your Speed Concept bike for proper ergonomics and aerodynamics. Plus, the precisely integrated design keeps your super aero bike fast and looking pro! - Low-Near = 17° rise / 77mm length - Low-Far = 100° rise / 110mm length - Mid-Near = 50° rise / 67mm length - Mid-Far = 45° rise / 110mm length - High-Near = 80° rise / 67mm length - High-Far = 75° rise / 110mm length

The Montrose Elite pairs a race-ready, high-performance design with comfortable all-day construction. Perfect for the comfort minded aggressive mountain rider. With a full cutout design, suspended hollow Ti rails, and inForm BioDynamics, the Montrose Elite packs aggressive Posture 2 performance into a lightweight carbon reinforced shell. - Posture 2 forward pelvic rotation for flexible athletes in aggressive position - Suspended hollow Ti rails increase compliance for ultimate comfort - Contour Relief Zone Plus (CRZ+) full saddle cutaway enhances soft tissue protection - Size Specific Curvature ensures each saddle is designed specific to its width - Carbon fiber-reinforced shell strikes a balance between strength and light weight - inForm BioDynamic products optimize your natural movement for sustained, higher performance

A floor pump and a tubeless setup tool in one. Set to Charge for a pressurized chamber that makes at-home and on-the-fly setup of tubeless ready (TLR) tires a breeze. Tubeless setup made simple TLR Flash Charger is the single-pump solution for daily use and at-home tubeless setup. It functions just like a standard floor pump when set to 'Inflate'. Switching it to 'Charge' gives the ability to pressurize a chamber and 'flash release' the stored air in order to seat tubeless tires without a bulky air compressor. Plus, it has a broad, back-lit digital gauge that delivers accurate pressure readings all the way to 160 PSI. Product details - Dual-chamber design with Inflate setting allows for efficient use as a traditional floor pump - Set to Charge for a pressurized chamber that inflates tubeless ready (TLR) tires without a compressor - Digital gauge provides easy-to-read accuracy up to 160 PSI (recommended maximum) - Compatible with both Presta and Schrader valves - Included inflation accessories conveniently stored in handle

Bontrager's Cargo Net keeps your gear lashed to your bike rack perfectly. The stretch webbing attaches with four hooks.

Bontrager XXX WaveCel delivers high-performance protection and the best in aerodynamics and comfort. XXX is the WaveCel helmet of choice for the Trek-Segafredo men's and women's teams. 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. - WaveCel advanced helmet technology - The Boa System lets you easily secure and adjust helmet fit with just one hand - Easy-to-use adjustable strap dividers allow for a fine tune fit - An aerodynamic shape helps you outsmart the wind and ride faster - AgION antimicrobial pads wick away moisture and eliminate odors naturally - Additional NoSweat pad with silicone channel keeps sweat out of eyes for constant clarity - Team Trek-Segafredo sticker kit included with Viper Red, White, and Visibility Yellow colorways - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Sizing: - Small: 51-57cm - Medium: 54-60cm - Large: 58-63cm