Usage Tips:Features 1. Strong universality: Suitable for different styles of zippers, no need to worry about not matching, convenient and fast. 2. materials: heavy-duty structural design, anti slip and comfortable handle, nylon dense woven drawstring, low zipper wear, long service life. 3. No need for sewing: No need to worry about the zipper being damaged and needing to be repaired, just replace the universal zipper head to restore it. 4. Quick installation: It only takes a few seconds to complete the replacement, which does not affect daily use and easily solves unexpected situations. 5. Multi scenario application: Suitable for different application scenarios such as backpacks, clothes, suitcases, etc., with one purchase and multiple uses, providing excellent value for money. Specification Style: S(3-4.5mm), M(5-7.9mm), L(8-10mm) Material: Metal Color: Black Size: 1 x 1 x 1 cm Weight: 40 g, 45 g, 50 g Package Include: 10x Universal Zipper Repairer