Please Note This Product Can't Be Returned. Durable Shell - lightweight, hard plastic skateboard padding with a flatter surface provides maximum safety in falls; ensures knees, elbows, and hands are protected from cycling falls. Comfortable to Wear - thick EVA foam layer provides extra protection and comfort in falls, absorbing impact. Adjustable Velcro Sleeves - the padding is worn over clothing and features easy-to-adjust Velcro and durable sleeves to keep the padding in place without restricting your movement. Suitable - for adults and teenagers who love scooters, rollerblades, and bicycles!