1. Protect walls and doors - Rigid body and soft rubber head effectively reduce door slamming sound. door stoppers are designed to prevent door and wall damage for a cozy home . 2. Durable Design - Made of high-quality zinc alloy to quality and service life. Different color finishes are suitable for all styles of home decor. 3. Easy to install - just a spot, take out the screw, put the door stop in the correct position, now you are to go. Installation takes no more than 1-3 minutes with a drill and screwdriver. 4. Product Size - Base Diameter: 1inch; Length: 2-7/8inch color:Black Material:Zinc alloy Package Contents: 12 x Door Stopper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.