Item Descriptions:-Package includes 10pcs reversible zipper repair kit (5pcs black and 5pcs silver), each zip comes with 2 U-shape stoppers.-Replaces for number 5 zipper, only for resin zippers, plastic zippers and metal zippers are not applicable.-Reversible autolock sliders are ideal for zips on tents, doors, marine covers and reversible coats etc as the slider can be operated from both sides of the zip.-Widely used for repairing outdoor tents, double-sided clothes and so on. Eco-friendly and durable, easy for replacement.-How to Use:1. Remove the top zip stop. You can use the pliers tool to do this.2. Remove the old slider.3. Insert the new slider.4. Then use the pliers tool to reattach the zipper stop.Package:10PCS Number 5 Reversible Zippers (5pcs Black & 5pcs Silver)20PCS U-shape Stoppers (5pcs Black & 5pcs Silver)Item Specifications:Size:37x12mm/1.45x0.47inchType:ZipsColour:Black, SilverMaterial:ResinFeature:Reversible