★HIGH-IMPACT ABS Shell★-The Hard Shell Construction is Made of a Durable, High-Density, Injection Molded ABS Shell.
★For Multi-sports★-Cycling Skateboarding Scooter Roller Skate Inline Skating Rollerblading Longboard
★13 Strategically Placed Vents★-The Shell Has 13 Strategically Placed Vents. Each one Does Its Part to Exhaust Hot Air Out, and Bring Cold Air in, To Keep You Cooler & Drier During Those Long Sessions.
★Adjustable System&Strap★-Medium:20.47''-21.65''(52cm-55cm);Large:21.65''-24.01''(55cm-61cm).The Skateboarding Helmets Equipped with Adjustable System for Men/Women/Youth to Adjust Flexibly to Get a Better Fit.
★Super Convenience★-This Helmet is a lightweight but excellent quality,these helmets would be the essential protective gear for any outdoor sports-lovers and have sizes for youth and adult.