♦ Material: Cotton tape, metal teeth and slider. ♦ Closed-end: Closed-end zippers are ideal for sewing or making bags, purses, wallets, pencil cases and so on. Brass teeth zippers are more durable than resin zippers ♦ Attractive Zip Pulls: The drop-shaped puller makes the zipper look more unique ♦ Size:3 INCH(7.6CM), 4 INCH(10 CM), 5 INCH(12.7CM), 6 INCH(15.2CM), 7 INCH(17.7CM) long for choice. The length refers to the metal zip part, not include the fabric. Ideal for adding/replacing zippers in skirts, dresses, etc., sewing projects, DIYs and other crafts.