Zipper repair without tools, thread or needles! Easy-to-install, remove and reuse. Can be used to repair zippers on jackets, luggage, purses, sleeping bags, tents and more. The Fixnzip Zip Slider Repair Kit is a handy and innovative solution for repairing broken or damaged zippers on various items such as clothing, bags, tents, and more. With this repair kit, you can quickly and easily fix broken zippers without the need for sewing or replacing the entire zipper. The kit includes a high-quality metal slider and a selection of different-sized replacement coil sliders, allowing you to find the perfect fit for your zipper. The sliders are designed to be durable and reliable, ensuring that your repaired zipper will function smoothly and securely. FixnZip medium size fits zipper sizes 5-8. FixnZip works on plastic, metal and nylon zippers. Most zippers fail because the slider is worn or broken.