The Fox Racing Comp Dirt Bike Boots are packed with features... Specifications Include: TPU shin plate, toe cap and calf guard gives the rider full coverage where you need it most Instinct style lower buckle for a secure fit over the top of the foot Patent-pending ActiveLock closure system allows shin to flex with the motion of the boot with fast, easy and secure closure Durable rubber burn and medial guard provide excellent grip and feel for the bike Durable high-density rubber outsole with internal steel shank supplies great grip and support on the foot peg