Package Includes:Comes with 20 pieces assorted color sewing zippers, 2 pieces per color, enough to meet your various needs Good Material:Made from nylon material with good craftsmanship, zipper teeth fits well, eco-friendly and washable for long time use. Unique Design:Zippers with closed end style,left extra nylon tape at both ends to prevent the zip from falling off,zipper teeth is smooth and not easy to jam. Smooth Zipper:Applied in shock absorption design, the resin zipper teeth are closely lined up together, and the teeths surface is even and smooth, so it is easy to pull the zipper. And a metal ring is attached to the zipper so you can use it more conveniently. Wide Usage:Great for clothing, costumes, pillows, jackets, bags, wallets, purses and other DIY craft sewing projects.