SuperSafe® sticks feature a unique, oval-shape polyethylene shaft with internal twin "I" beam ribs for added strength. The SuperSafe Skinex® polyurethane head design is molded directly on the shaft. If twisted, the blade springs back! The construction gives spongy core for safety and tough, flexible outer shell for durability. Blade will not wear, peel, mark, or damage gym floors. Anti-slip hand grip is designed to cushion impact for added safety. 30" stick w/ yellow blade.