Kneepads Rough and tough 600 Denier nylon shell for long-lasting durability Injection-molded flex cap design to fit any shape Closed-cell foam padding creates exceptional shock resistance with little or no moisture retention Affords maximum flexibility for easy movement and absolute comfort Minimizes the gap between the bottom of the cap and the nylon carrier when the knee is flexed Padded side extensions give you extra comfort and support as well as improved strap positioning Contoured interior ledge keeps pad from slipping downward Elastic hook and loop straps for total retention