Pro-Tec mens Classic Cert skate and skateboarding helmets, Matte Blue, X-Small US - High-impact ABS shell with certified EPS liner for multiple impact protection based on ASTM F1492 - Compression molded liner pads for maximum comfort - 11 vents to keep you cool - Adjustable length straps with secure locking buckle - 45 years of Pro-Tec heritage producing the most stylish protective gear on the market