Features: #5 Nylon Coil Zippers by The Yard Bulk Black Tape 10 Yards,DIY/Customize your own length. Material:Our nylon coil zippers are made of high-quality nylon and high-quality metal zipper pulls which are strong and durable. How to install the slider: 1.Cut the length you need 2.Insert one end of the zipper into the zipper slider, and then insert the other end of the zipper into the zipper slider 3.Hold the zipper with one hand,and slide the zipper slider down with the other hand Widely used:Our zippers are easy to operate and can be used to sew handbags, bags, backpacks, pillowcases, quilts, pet clothes, tent, clothing design, or other handicrafts. Warm notes: Due to manual measurement, there is a slight difference in size. There may be slight differences in colors due to different monitors.