High Quality Material:The door stopper is made of 304 stainless steel and rubber, which is better than ordinary steel, more expensive, corrosion resistant, sturdy and durable, can withstand extremely high impact. > Protect Doors and Walls:This rubber door stopper can perfectly protect interior walls from damage caused by shield contact between wall and door. The back door stopper can also protect your children's fingers without hurting the door seams. Reduce noise and vibration:The door stoppers can prevent damage from the walls to the walls caused by knocking door handles, can effectively reduce the noise of slamming. Easy to install:Just peel off the film, press the floor and the stopper will stick. No drilling required. Each door stopper is pre-installed with a sticker, and a total of 4 extra spare stickers are provided. Wide Usage:Our waterproof and rustproof door stoppers can be widely used indoors and outdoors. outside. Suitable for kitchen, bedroom, living room, bathroom, office, toilet, nursery, garden, etc.