Non-piercing door stopper: It is fixed with 3M strong glue without drilling, and the back foot can be opened or fixed with one foot without leaning down. Features: anti-skid glue, hands-free pedal, secure the door, prevent the baby's small hand from being squeezed, do not block the broom, cleaning is convenient, avoid the ear-piercing sound caused by the door collision, windproof and collision-proof, does not disturb the family's sleep. High-quality material: Made of metal material, durable, corrosion-resistant, arc pedal will not scratch the foot. The door foot is made of soft rubber, which can stop the door once the pedals contact the ground. The soft rubber can protect your precious carpets, floors and tiles. Convenient installation: There are two ways to install: choose double-sided tape or screw installation. The box can be easily installed and disassembled and can be completed in 5 minutes. Including things: 1x door catch, 2x screws + 1 double-sided tape.