The basics This Dritz Clothing Zipper Repair Kit comes in handy when you have broken or worn zipper sliders. The benefits This kit contains several nylon coil sliders, metal tooth sliders, bottom stops, and top stops. The uses You can use it to replace old sliders on different clothing items such as jeans, jackets and coats. The bottom line Includes three coil sliders, nine tooth sliders, six bottom stops & four top stops Size: 2.5 millimeter (coil sliders), 4.5 millimeter & 5 millimeter (tooth sliders), 5 millimeter (bottom stops & top stops).