This Repair Replacement Zip Rescue Universal Durable Instant Fix Zipper helps fix various zipper issues. It works on most common zipper problems, including split zipper tracks, broken sliders, and missing teeth. No tools are required for installation. It is compatible with plastic, nylon, or metal zippers. The pack includes 6 zippers in 3 sizes. Suitable for use on tents, suitcases, clothing, jackets, sleeping bags, and more. Features: 1. Fixes most common zipper issues, including split zipper tracks, broken sliders, and up to 3 missing teeth. 2. Easy to install with no tools required. Removable and reusable. 3. Can be used in the middle of a zipper and works in both directions. 4. Compatible with plastic, nylon, or metal zippers. Includes 6 pieces in 3 sizes: 2 small, 2 medium, 2 large. 5. Suitable for tents, suitcases, clothing, jackets, sleeping bags, golf duffle bags, boat canvas tops, purses, and more. Specifications: Color: Black Package Includes: 6 x Zipper How to Use: 1. Choose the correct zipper size for your needs. 2. Position it centrally on the zipper. 3. Clip the unit onto the zipper teeth, snap it closed, and slide to open or close the zipper. Note: Due to differences between monitors, the picture may not reflect the actual color of the item.