High Quality: The floor door stoppers are made of stainless steel and rubber, sturdy and durable, rustproof and high corrosion resistance. Perfect Protection: The rubber on the front of the floor door stopper also helps reduce collisions. Effectively reduce noise and protect walls and doors from scratches. Easy Installation: No drilling required to install the door stopper on the floor, you just need to clean the floor, tear off the 3M adhesive protective film, stick it to the floor, it will not cause any damage to your furniture. Application: The doorstop is suitable for interior doors, solid wood doors, offices, bathroom doors, glass doors, windows, patio doors or swing doors. Elegant Design: The half-moon top of the floor door stopper is small and exquisite, smooth and shiny, which complements the style of modern decoration. It is hidden behind the door and you will hardly notice it. Note: The data is all manual measurement, please allow 1-3cm error; due to the difference in light