Dual certified, urban-style helmet for skateboarding and biking features Stealth Reflective Technology coating that provides high visibility to cars for night riding Helmet appears dark grey in most lighting, but the special reflective coating reflects a bright silver color from headlights; ideal for biking, skateboarding, rollerblading, BMX, derby, and commuting Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older and ASTM F-1492 Skate safety standards Includes two sets of removable, moisture-wicking Sweatsaver Fit Pads, and an adjustable dial system and chin strap with side release buckle for custom fit Size XS/S fits 18.9 – 21.3 in (48– 54 cm), S/M fits 21.7 – 22.8 in (55 – 58 cm), L/XL 23.2 – 24 in (59 – 61 cm); manufacturer’s 180-day warranty