Aprince Soap Dishes Self Adhesive Soap Dish Rack Holder(Soap Dishes 3) Material:Stainless Steel. Holding strong: This comes with 3M adhesive backing which covers the entire back face of the mounting plate. Easy to install: just peel off the backing and press. You do not have to drill holes into the walls. DIY concept. Ideal for wall, door, bathroom, home etc.