Wall Protection Our 12 Pcs clear wall protector are the small and round style, 1.57 inches, made of high-quality clear gel material. They can easily blend into most walls and surfaces. They are very durable, will hardly crack or break, so you can protect your wall for years to come. Noise Reduction Our rubber door bumpers are highly shock absorbent, they will absorb the sound and the impact when the door knob hits them. No more slamming noise from the door and no more door knob damaging your walls, making your home a quiet and peaceful place. Easy Installation Due to the strong self-adhesive design of the door knob wall protector, no drilling or special tools are required for installation. Just take a few minutes to follow the installation instructions then install it in a few steps. To install our door bumpers for walls, simply clean the surface with a dry cloth, remove the stopper from the PET sheet and stick it on the surface by gently pressing on it. Our wall door stoppers wall protectors come with a generous coating of PU gel, which helps it stick firmly to your walls or any other surface, so you dont have to worry about it falling off. Flexible and Durable Crafted from environmentally friendly soft rubber material, our door stops for wall is flexible and can withstand impact noise. Its also highly durable and resistant to breakage, even with long-term use. Reusable The door stoppers wall protector is washable and reusable on any clean surface. And it wont leave any damage or marks on your wall, so you can be confident to stick it on the walls, fridge, cabinets or wherever you want. Attention 1. DO NOT stick the door handle stopper on broken wall. 2. Peeling off the door knob stoppers wall protector roughly may take paint from the painting wall, please test the position and function before pasting. 3. Please clean the doorknob wall protectors with water and let them dry naturally if you want to stick them in a new place.