This Original Mask is hand crafted and molded from sturdy 8/9 oz Veg Tan Leather and Real Coyote Teeth. The Black Leather behind the teeth is softer 5oz Oiled Leather to provide comfort as well as holes punched to allow easier breathing. Also the layer of Skin can be removed to have a skull mask as well. The strap is riveted into place with high quality 5 oz Leather and Buckle.