Quality: The self-adhesive doorstops are made of high quality stainless steel. The soft rubber top pad ensures optimum pad quality. High grip and not easy to fall off. Rubber cushion cover: size 4.5 x 4.5 x 2.5 cm. Rubber door stoppers can prevent the collision between the door and the wall, the rubber cushion has a good damping effect, prevents damage to the wall after the collision, reduces collision noise. Easy assembly: door stopper on the floor without screws or drilling, just remove the adhesive film from the door stopper without drilling and fix it in the desired position. The stainless steel plugs can be removed without leaving a trace with a simple twist. Wide use: the self-adhesive door stopper is suitable for all smooth floors, e.g. stone floors, tiles, vinyl, laminate and parquet. Note: The adhesive tape is not suitable for humid environments such as bathrooms. Scope of delivery: 4 metal door stops. Product Features: Material: stainless steel, waterproof, corrosion resistant and not easy to rust. Dimensions: diameter 4.5 cm, height 2.5 cm. Rubber thickness: 2.5 cm. Noise reduction: It can effectively reduce noise, reduce damage to doors, walls and other installations, and prolong their service life. Easy assembly: Simply remove the film from the door stopper and attach it to the desired location. Scope of delivery: 4 self-adhesive door stops.