Wells Lamont Flame Resistant Leather Work Gloves, Split Cowhide, Large (1009L) Provide protection and flexibility for your hands. Winged thumb provides extra flexibility while the shirred elastic wrist helps keep out dirt and debris. Flame resistant leather has passed the ASTM D6413 Flame Resistance test for your safety. Split cowhide leather has high abrasion resistance. Wells Lamont - Stubborn About Quality since 1907.