Anti-shock cap Bump designed to protect against shocks and scratches, secure easily with a rear Velcro adjuster. Combined with the comfort and style of a sports cap with the added protection of a high-quality plastic hull that provides good protection, soft exterior pads for shock absorption and side ventilation holes for added breathability. Cap with long flap and buckle with adjustable size (54-59 cm). 100% Cotton, ABS, EVA.