Big Jake Double Palm gloves are true double palms. The 1716 is made with two layers of select side split cowhide leather in the palm and fingers, then sewn with super-strong, heat resistant DuPont Kevlar thread for the toughest jobs. It also features an 8 oz. jersey palm lining, 9 oz. cotton canvas back, and a 4.5 rubberized safety cuff. Just Try To Outwork these gloves!