evo.com | Smith Ski and Snowboard Helmets > Some helmets scream their presence, but the Smith Descend Helmet takes the opposite approach with a low-profile design that packs serious impact protection into a lightweight package you'll forget you're wearing. The Zonal Koroyd delivers enhanced energy absorption without the bulk, while adjustable vents let you dial in climate control whether you're dealing with stormy conditions or bluebird days. Lightweight In-Mold Construction Low profile in-mold designs combine a polycarbonate shell with EPS liner to provide superior impact protection and extreme light weight. 16 Vents Designed for Ultimate Integration with Smith Goggles for Maximum Comfort and Venting 360 Degree Micro-Adjustable Dial Fit System For easy, on-the-go size adjustment. Certification ASTM F 2040, CE EN 1077:2007 CLASS B, GB STANDARDS (CHINA) | Smith Descend Helmet 2027 - X-Large in White