Nylon Gunmetal Coil Zippers: 3 Yards with 9 Pulls by Sallie Tomato Design. Coordinate the zipper tape color with your fabric & match the nylon coil color with your purse hardware. Easily cut & sew through the nylon teeth, while achieving the professional appearance of metal teeth. There is no need to worry about breaking a needle when you're using zippers! The wider zipper tape also helps for easy insertion into your project. This size zipper is best used on the top of handbags, backpacks, totes, laptop carriers, and more!