Joe Rocket Sonic Sport Men's Motorcycle Riding Gloves (Black, XXX-Large) Supple drum dyed Cowhide outer and gussets TPU (Thermoplastic polyurethane) exclusive knuckle design Full-Flex fingers and palm increases mobility for improved brake control and help reduce fatigue Anatomic pre-curved design; Full-Flex top wrist reduces unwanted bunching Lapped seam on palm side for comfort and reduced bulk; Smooth tricot lining