YKK Continuous Zipper Chain (Make Your Own Zipper). Now make zippers any length you need without wasting any material. Make-A-Zipper in #3 nylon coil is great for all fabrics. Available in a variety of colors. A coil zipper chain is made of spiral plastic elements, including polyester and nylon. This is the most popular zipper chain among YKK's three zipper chain types. YKK CF coil zipper chain #3 colorful tape (your choice of colors) match with 20 pulls.