XIANQI Product Description: Quantity: 4pcs Color: white Quality MaterialsStair gate wall protector are made of high quality PE soft rubber and durable ABS plastic, hold the gates steadily and will not crack with pressure. Size - 3.1inch(outer diameter), 1.6inch(internal diameter),0.9 inch(thickness). Double ProtectionThe stair gate wall protector protects your children and pets while also protecting your walls. The gate wall cup soft rubber backing prevents any scuffs scratches or dings to your wall from the pressure mounted screws. When you remove the safety gate, they will not leave a trace. Non-Slip and SafetyThese safety gate wall protectors for added security. Your baby gates will be held securely in place. when your cute pet hits or the child shakes it, you no longer have to worry about the door moving. Easy Installation and RemovalNo tools required for installation and removal. Only need to place wall cups between the pressure screws bolts and the wall with your hands, the baby wall cup guard protectors keep more stable in place. When you want to remove the safety gate, you can easily and don't spend time. Multi ApplicationThe child safety gate wall cups are used for many type of pressure style gates. Such as child gate, safety baby gate, walk through gates, baby gates for stairs, pet gates with door, tension baby gate, stair gates for toddlers, shower tension rod, kitchen etc.