Tillman® Premium Select Split Cowhide Wool Stick Welding Glove. Premium blue Side Split Cowhide. Aluminized wool lining for enhanced heat protection. Double reinforced thumb for added strength in key stress areas. Aluminized Carbon DuPont™ Kevlar® (ACK) snap-on back-hand pad to resist heat and spatter. Durable DuPont™ Kevlar® stitching and welted fingers for added strength and heat resistance. Includes snap-on back hand pad (558) which is 9″ length x 8″ wide; made from ACK and black Vermiculite Coated Fiberglass.