Resin Zipper Double zipper with two-way pull Length: Approximately 100cm Tooth width: Approximately 5mm Color & Quantity: Black, 2 pieces Material: Resin + Nylon (Generally uses nylon that won't damage fabric; compared to metal, it's lighter and softer, and there's no need to worry about rust.) Wide range of uses: Suitable for DIY, handmade projects, coats, jackets, sweatshirts, skirts, blouses, and other clothing. Also suitable for pillows, cushions, and seat cushions! Furthermore, shopping bags, cloth bags, and bags, etc.