The size of the door stop is 45*23mm, the package contains: 4 pieces of door stop, 4 pieces of 3M glue. Well Designed: The floor stop support will prevent the door from crashing against the wall. No more worry, children or wind may open and slam the door to the point of hitting the wall. The rubber seal can protect the door from scratches. Easy Installation: Unlike other door stoppers which are often thick, just peel off the film, put it on the floor and it is already stuck. Plus d'inquitude, les enfants ou le vent peuvent s'ouvrir et claquer la porte au point de heurter le mur.Le joint en caoutchouc peut protger la porte contre les rayures. Montage facile: Contrairement d'autres butoirs de porte souvent pais, il suffit de retirer le film, de le poser sur le sol et il est dj coll. No need to drill; you offer unconditional replacement or refund for quality issues. Universal Application: Excellent adhesion on smooth floors such as hard floors, tiles, laminate and parquet, suitable for all types of doors and also furniture in the kitchen, living room and children's room. Features: Material: rubber and stainless steel Color: silver and black Package Content: 4 x Floor Door Stop (with 3M glue) Note: 3m adhesive tape is not suitable for humid environments such as the bathroom. This door stop is only collision resistant, without suction. Please use it on a relatively smooth surface. Does not damage the floor Made of stainless steel, stable construction, rust-proof and corrosion resistant. It prevents the door from slamming from the wind or children. The door stop is strong enough to hold and stop the door, protect your walls from damage and keep your doors comfortably openLG-ST.