Pads extend below & between rail & mattress for added protection. Foam padded for comfort. Prevents entrapment in rails or matttress. Velcro closures fasten pads securely to bed rails. Covered in durable, reinforced, wipe-clean vinyl. Non-allergenic, Mildew resistant & antibactereostatic. Dimensions: 72 long x 15 high x 2 thick. Supplied in pairs.