Material: Gate wall protector is made of thermo-plastic-rubber, can be fixed smoothly, damage-proof and skid-proof, will not crack due to pressure. Non-Slip & Safety: These wall guard protectors added security, the baby door can be fixed in a suitable position, and the door will not move due to the shaking of children and pets. Double Protection: The stair gate extension wall guard can protect your children and pets. At the same time, the soft rubber on the wall cup of the gate can effectively prevent the pressure installation screws from scratching your wall and give you asmooth wall. Easy Installation & Removal: No tools required, only need to place gate wall cup between the pressure screws bolts and the wall. Application: Safety gate wall protectors can be used well in any location, walls, stairs, doors, kitchen as well as shower curtains with mounting rods etc. Wall Cups pads are made of thermo-plastic-rubber (TPR),Wall Protection saver disperse pressure to a larger area, and the rubber grip pads stick to the walls to prevents damages to your wall Specifications Material: TPR Color: White Quantity: 4 pieces Diameter: 8 cm / 3.15 inch Thickness: 2.5 cm / 0.98 inch Double Protection Your child and pet's protection are your first priority but your walls need to be protected as well,Using these innovations, when your cute pet hits or the child shakes it, you no longer have to worry about the door moving.