Rubber Fender ( Rubber Dock Bumper) is used in harbour port walls to avoid jetty' s from damaging the wall of boats. also produce other rubber bumpers which are used to protect doors, walls, rails, docks, truck bumpers, utility trailers, carts, fork lifts, curbs, rollers, sliders, packers, pushers, conveyors, braces, corners and other places where metal to surface contact is harsh and continuous. Made with high tensile, abrasion-resistant rubber compounds in molded and extruded shapes and styles. Most commonly used where metal meets metal or concrete. Used extensively on commercial and animal trailers, delivery vehicles, tow trucks, etc.