Description: Brand new and high quality. Including top and bottom stops, and plastic, spiral and metal sliders. Fits for jeans, skirts and slacks, purses, sweatshirts and jackets, etc. Can save you time and money, ensure you can repair those favourite items with ease. Containing a variety of zips you are sure to find the perfect match to carry out a repair. Specification: Material: Alloy Spiral slider: Approx. 3 x 3 mm / 0.12 x 0.12 inch Metal sliders: Approx. 3 x 4.5 mm / 0.12 x 0.18 inch Plastic sliders: Approx. 3 x 5 mm / 0.12 x 0.20 inch How to install the zipper replacement: 1. Firstly, take off the metal stops on the top of the zipper tape, both side of metal stops should be taken off. 2. Move the slider to the top the zipper tape, align the zipper teeth. 3. Install the slider into the zipper tape: make the left hand seize both side zipper tape, use your right hand to pull the slider down into the zipper teeth. 4. If you are tough to pull the slider into zipper teeth, you can use some wax and spay some oil to polish the zipper teeth to make it easier. Package Includes: 12 Pieces Bottom stoppers 8 Pieces Top stoppers 24 Pieces Zipper sliders Note: Please allow a little size error due to manual measurement. Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the item's color may be slightly different from the pictures. Please understand.