Synthetic palm provides durability & grip. HeatGear® fabric with 4-way stretch for a cool, comfortable feel. Perforated synthetic overlays add support & durability. Finger perforations for added breathability. Elastic cuff provides wrist support & a locked-in feel. Internal locker tag to mark your name or number. 63% Polyester/31% Polyurethane/3% Elastane/3% Nylon.