Adults

An aerodynamic road bike helmet that is undeniably fast, yet surprisingly light, cool, and comfortable. Less wind. More win. When speed is your top priority and every watt counts, reach for the helmet that'll cut through the wind to save you seconds. Ballista is Trek's fastest, most aerodynamically-advanced helmet. Ballista is light, cool, comfortable, and engineered with a fully-integrated Mips Air safety system that's designed to help keep you safer. Product details: - Trek's fastest, most aerodynamic helmet will save big watts and shave crucial seconds - An excellent ventilation system makes this aero helmet surprisingly cool and comfortable - The Mips Air system is light, cool, and designed to help reduce rotational forces - The single-lace BOA® fit system is fully adjustable to provide a custom, 360° fit - Rubberized sunglasses docking port provides secure and easy-to-use storage - Beveled front edge improves field of view while riding on the hoods and in the drops - 5-STAR Virginia Tech safety rating - Complies with U.S. CPSC safety standards for bicycle helmets for persons age 1 and over

An all-around, road racing helmet that is light, cool, fast, and features the added protection of Mips Light is fast. Fast is cool. Velocis Mips is now lighter, cooler, and faster than ever thanks to insight and feedback from Lidl-Trek. Add in a full suite of pro-level features and you have a helmet bound for the podium. Velocis also keeps protection front and center, featuring a fully-integrated Mips Air safety system designed to provide additional protection from rotational forces. PRODUCT DETAILS - Trek's lightest road helmet is now even lighter, saving grams and providing more comfort - Improved ventilation and channeling keeps you cooler and moves you faster - The Mips Air system is light, cool, and designed to improve comfort and protection - The single-lace BOA® fit system is fully adjustable to provide a custom, 360° fit - Rubberized sunglasses docking port provides secure and easy-to-use storage - Crash Replacement Guarantee provides a 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 over

Give credit where credit's due. Thank your mom, your legs, and your gear for giving you the opportunity to land that rocky gap. Made for going big, going fast, or both, the Smith Mainline is our pinnacle, downhill certified enduro bike helmet. Safety innovations like Koroyd and MIPS provide energy-absorbing impact protection so you have the confidence to get aggressive on the trail. It doesn't matter if you're slaying the EWS in Whistler or suffering through the last stage of your local enduro race, you need a breathable, lightweight helmet that pairs well with goggles and fits like a glove. The Mainline integrates with your bike goggles for efficient venting and fog-free vision. Multiple pad sets including liners and neck-rolls let you customize the fit. PROTECTION: Complete Koroyd coverage for lightweight, energy-absorbing and ventilated impact protection, MIPS Brain Protection System reduces rotational forces caused by angled impacts to the head FIT / INTEGRATION: Three washable cheek pad kits, two crown liners and two neck rolls let you fine tune the fit, D-ring chin strap fastener for a snug fit, Designed for ultimate integration with Smith performance goggles for maximum comfort, venting and storage convenience, AirEvac ventilation system integrates with Smith goggles for fog-free lenses FEATURES: 21 fixed vents for consistent airflow, Adjustable visor, Hybrid X-STATIC / Ionic+ anti-bacterial performance lining for odor resistance WEIGHT: (Size M, MIPS) 27oz / 770g CERTIFICATION: CPSC, CE EN 1078, ASTM F1952 Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older.

The AIRCRAFT is 100%'s premier Downhill MTB helmet precision engineered with a Carbon/Kevlar composite shell for an ultra-lightweight feel. Ventilation is enhanced with 25 different channels to manage airflow creating one of the most ventilated DH helmets on the market. Already loaded with performance and safety features, all AIRCRAFT helmets now come equipped with MIPS Technology making it an even safer choice. - Ultra-light design featuring aerospace Carbon/Kevlar composite shell - MIPS technology adds more protection against rotational violence to the brain caused by angled impacts - Active cooling system maximizes airflow with 25 vents and channels - Washable, antibacterial comfort liner, cheek pads, and chin strap covers - Emergency release cheek pads and integrated release system compartment for quick, safe removal - Titanium D-Ring buckle provides a secure fit while saving weight - Engineered with 2 shell sizes and 3 EPS sizes to achieve the perfect fit - Adjustable visor with machined, lightweight aluminum screws - Durable helmet case with integrated goggle pocket included