Slayer Elbow SleevesLightweight and breathable enough to forget you're wearing them. The form fitting design uses energy absorbing DK Impact foam for a flexible fit that conforms to match your arm. Snug fitting four way stretch mesh with gripper strips keep them in place, and built in odor control helps manage the stink. split 4 way stretch mesh back: 70% Polyester 30% Nylon Insert: 100% DK Impact Polyurethane foam split SIZING: XXS, XS, S, M, L, XL Pair: 0. 4 lbs. [0.