HIGH-DENSITY FOAM HELPS PROTECT YOUR PALM DURING HEAVY LIFTINGCONTENTS: PALM: 46% POLYESTER, 26% NYLON, 22% POLYURETHANE, 6% ETHYLENE VINYL ACETATEOTHER: 85% NYLON, 12% SPANDEX, 3% POLYURETHANE BACK: 82% POLYESTER, 18% SPANDEX