[REPLACEMENT ZIPPER]: alloy, surface electroplating process, corrosion resistance, not easy to fade, not easy to break and bend, strong and durable. [PLIERS]: Equipped with 2 types of pliers to facilitate the replacement of zippers and installation of accessories (within 1 ), simple operation. Easy to use. [INSTALLATION]: Using mini pliers, you only need to pass the metal ring through the hole where the zipper is needed, and then insert it into the zipper. [USES]: Suitable for suitcases, outdoor tents, wallets, suitcases, backpack zippers, clothing zippers, etc. How to install the zipper replacement , the metal stops on the top of the zipper tape, both side of metal stops should be taken off. Move the to the top the zipper tape, align the zipper teeth. Install the into the zipper tape: make the left hand seize both side zipper tape, use your to pull the down into the zipper teeth. If you are tough to pull the into zipper teeth, you can use some wax and spay some oil to polish the zipper teeth to easier. Colour: black, silver Material: alloy Package Contents: 194 x zipper head set 1 x end cutting plier 1 x flat nose plier Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.