Description: Size: 25MM/35MM Technics: Painted Material: Metal Material: Nylon and stainless steel Metal Type: Stainless Steel Slider Type: Cam Lock Feature: Practical ConvenientSturdy Model number: Zip Fixer Product Type: Zipper Sliders It is wise to prepare some zipper fixers in advance just in case. This zip fixer is very easy to install in just seconds without using tools. First,slide the metal locking pin through the eyelet on the zipper; then plug it into the 2 holes on the plastic tab,and push it in until it locks into place. Features: 1.Suitable for mending backpacks, jackets, purses, duffle bags, etc. 2.Practical, convenient and sturdy. 3.Easy to install zippers in just seconds without using tools. 4.This set contains 8 small and 8 large models, and is plenty enough for you to cope with unexpected emergencies. Package list: 8/16pcs * (Black/Brown) Zip Fixer Note: 1.There could be some slight differences in the color tone of the pictures and the actual item; 2.Please allow 1-2mm differs due to manual measurement, thanks; 3.If there is any problem with the product, please contact me before you leave a comment, I will do my best to solve the problem for you.Thank you for your understanding.