1.New Design - 2 In 1 Rubber Protector Floor door stopper adopts novel but interesting 2 in 1 design - thicken ribber ring and rubber tip at the top. You can mount door stopper vertical or horizontal. When don't want to drill on wall/floor, you can adopt door mount even. Three flexible ways to use this black door stop. 2.High-density Thicker Rubber Our door stopper with odorless rubber, safe and soundproof.While Also Safeguarding Your Wood, Steel, And Fiberglass Doors From Marks And Scrapes. 3.Optimum rust-proof efficiency Stainless Steel and Black Coating will yield excellent corrosion protection, making it last longer than other hardware on the market today. 4.Wide Application & Less Cost. It‘s sleek and classic design makes it versatile enough to fit in with any kind of home or office decor. 5.Three Installation Methods Suitable for most types of common use surfaces Whether it is tile, concrete or wooden floor. pre-drilling is always recommended for very hard woods.