Electrical Socket Type Wall Mounted Material Our door stops are made of high quality stainless steel, anti-collision. Color Black Durable Style Finish Type Brushed Number of Pieces 1 About this item Door stopper is constructed high quality stainless steel. High quality brushed stainless steel, built to resist daily scratches, corrosion and tarnishing. Strong and unlike the spring door stopper which is easy to break. Odorless rubber, sound deadening. The rubber top protects the door, preventing door handles from scratching or damaging the walls, reducing noise and shock. Long door stopper can protect curious children and pets. Our brushed satin doorstops have the appearance of smooth curves and no sharp edges. The rubber bumper and the stainless steel body are integrated, and the children cannot easily tear off the rubber tip like other metal door stoppers. The extended length door stopper is 4.72 inches, with installation screws and bases. You just need a screwdriver or a drill to mount it. It can be installed on porcelain tiles, steel doors, concrete walls or baseboards.