Brand New Door Stoppers Wall Protector 1.57? (8 Pack) Clear Door Bumpers with Strong Adhesive Glue Shock Absorbent and Discreet Wall Protectors from Door Knobs These door knob wall protector come with a generous coating of PU gel, which helps it stick on your walls, or any other surface, firmly so you never worry about it falling off. These clear wall protector stops walls from damaging and reduces door banging noise, all at once. To install these door stops for wall, simply clean the surface with a dry cloth, remove the stopper from the sheet and stick it on the surface by gently pressing on it. These door stop wall protectors work well with marble, wood, wallpaper, glass, drywall etc. So, you can place them behind cabinets, refrigerators and toilet seats for more protection. See pictures for more item details. Trusted Seller-Fast Ship!