84% Polyester, 16% Elastane Imported Textured, durable fabric on top of hand Leather palm for protection & grip Perforations in palms & top of hand increase breathability Terry cloth thumb panel to wipe away sweat. They'll protect your hands and they're tough, but they're also light and breathable, so your hands won't get too sweaty after a couple sets Elastic wristband with adjustable wrist strap provides added support for your heaviest lifts