It protects the car door against minor scratches and dents in tight spots Installation instructions: Just clean the car door's surface, remove the double sided tape from the door guard and fix on the edge of the door, Note - if the surface is not clean and dry, the door guards might fall off soon Its modern and classic metal chrome design match well with all kinds of car When installed door guard on front and rear door, it protects car door from scratch and dent when open and closed door Come With Good Quality Adhesive For Easy Sticking