Zipper-By-The-Yard comes in #5 nylon coil and 3 yard packages. The #5 coil is perfect for areas where you want a heavier zipper, like a bag opening. These are continuous zipper coil, and you can put zipper pulls on from either direction to make double-pull zippers. Cut them as long or as short as needed.
Don`t forget you need to purchase the pulls to go with this product.