Material: Cap (PC) Cap (EPS)Head circumference: L code (58-62CM)Number of holes: 19 holesDensity: 95g/LCategory: Pneumatic goggles helmetColor: black blue, red black, black red, black orange ==Features: H-11 helmet adopts high-grade imported PC and EPS materials, integrated molding edge design, perfect protection of your head, 2 pairs of interchangeable lenses suitable for different occasions, humanized removable and washable pads and one-key adjustment system for you Comfortable wearing experience. Stylish and colorful color scheme, streamlined ultra-low resistance shape design is absolutely essential equipment for cycling enthusiasts.