Fixes any zipper in a flash! Snaps on in seconds and works like new! Easy to install, no tools required. Removable& amp; Reusable. Can be started in the middle of a zipper, zips forward and backwards. No more stuck clothing, simply loosen screw to dislodge. 6 pack replaces zipper sizes: 3, 4, 5, 8, 8C, & amp; 10. Works on: Tents, suitcases, clothing& amp; jackets. Sleeping bags, duffle bags, boat canvas tops. Purses and much more! Package Including 1