Product Description YaHoGa is professional in garment accessories for more than 15 years, we are committed to providing each customer with quality ZIPPERS, BUTTONS, and other sewing supplies for the designs, replacements, crafts and other uses. The teeth of Metallic Teeth Nylon Coil Zippers is Nylon, but has the metallic looking. So the zippers have the advantage of nylon coil zipper (like zipping smoothly, light weight, easy to use, etc), also has the nice metallic looking as metal zippers. Th…