Give credit where credits 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 doesnt matter if youre 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 Smith bike goggles for efficient venting and fog-free vision. Multiple pad sets including liners and neck-rolls let you customize the fit. - Our Pinnacle, Downhill-Certified Helmet: Made for going big, going fast, or both, the Smith Mainline gives you the confidence to get aggressive on the trail, whether youre slaying the EWS in Whistler or suffering through the last stage of your local enduro race - Your Protection at its Core: Our Mainline helmet features complete Koroyd coverage for lightweight, energy-absorbing & ventilated impact protection, MIPS Safety Protection System & CPSC CE EN 1078, ASTM F1952 downhill, and NTA-8776 E-Bike certified - Stay Cool & Eliminate Foggy Lenses: With 21 fixed vents for consistent airflow, hybrid X-Static/Ionic+ lining for sweat-activated control and lightweight, low-bulk single-layer webbing, youll stay cool and your glasses or goggles will stay clear - Includes Multiple Padding Sets for a Comfortable Fit: Includes 3 washable cheek pad kits, 2 crown liners + 2 neck rolls to let you fine tune the fit; the visor adjusts into three positions - Born on the Mountain, Built from Innovation: Smith is a performance eyewear and helmet brand for those inspired to pursue new and deeper connections with the outdoors; weve been outfitting consumers with the confidence to experience more since 1965