ASK Welding cap made high quality cow split & flame retardant leather. All seams are Kevlar® thread stitched. The cap is made with durable leather, tanned specifically to resist heat. Black piping on edges. Leather hence comfort and safety. Welder cap are items of personal protective equipment (PPE) intended to protect welders from metal splatter and high heat by the use of fire resistant and thermally insulating materials.