[Easy to install and disassemble] A person can easily install the baby door without drilling or tools. There is no damage to the bolt or wall protector. No need to install and disassemble. Just put the wall cup between the stress screw bolt and the wall with your hand, and then keep the baby wall cup shield more stable. When you want to remove the security door, you can relax and don't need time.[Reflective Safety] These wall cup shields improve safety. Your infant goalkeeper is firmly fixed in the appropriate position. Using these innovations, when your cute pet hits it or the child shakes it, you no longer need to worry about the movement of the door.[Multi -purpose] Children's safety door buffer cups are used for multiple pressure doors, such as: children's doors, safety baby doors, pedestrian doors, staircases, pet doors with door, tension baby door, staircase door, shower leverage, and so on. They also apply to any position: walls, stairs, doors, kitchens, etc. The wall cup can be used to use the shower curtain with the tight installation rod.[Wall] The stairs door resort protects your children and pets and protects your walls. The soft rubber lining of the door wall can prevent any wear or teeth of the tooth of the stress installation screw. When you remove the security door, they will not leave any traces.Size: 9*5cm. You will get 4 door wall protectors