Flat Waxed Polyester Cord, for Leather Sewing Stitching, CoffeeSize: about 0.8mm wide, about 54.68 yards(50m)/roll. âMaterial: The thread is made of waxed polyester cord and light wax, which is strong and durable. âYou can use this waxed thread to work at braided bracelet, jewelry making, friendship bracelets, binding, packaging, leather sewing, beading and so on.