SMITH Session MTB Cycling Helmet Adult Mountain Bike Helmet with MIPS Technology + Koroyd Coverage Lightweight Impact Protection for Men & Women Adjustable Visor Matte White/Cement, Medium - Made For The All Mountain Rider: You earn your ride through the climb, but youre really in it for the downhill; our Smith Session helmet is made for the all-mountain rider that wants speed and style in one protective package - Your Protection at its Core: Features zonal Koroyd coverage for lightweight, energy-absorbing & ventilated protection, MIPS Safety Protection System. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older as well as CE EN 1078 and AS/NZS 2063 - Stay Cool & Eliminate Foggy Lenses: With 15 fixed vents for consistent airflow, Ionic+ lining for sweat-activated odor control and lightweight, low-bulk single-layer webbing, youll stay cool and your glasses or goggles will stay clear - Adjustable for a Comfortable Fit: Adjusts easily for comfortable, secure fit; 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