The door stopper is made of high-quality zinc alloy, the surface is smooth and shiny, not only simple and elegant, but also stable and durable. The brushed zinc alloy finish is designed to resist daily scratches, corrosion, and tarnishing. Powerful Magnet: The magnetic door stopper has strong magnetism, which can hold the door securely open. It prevents the wall from being scratched or hit by the doorknob. Beautiful spring bumpers protect doors and walls from slamming caused by wind or violence, as well as your naughty children from door cracks. Easy to Install: 3M adhesive magnetic door stops are not suitable for drywall, cement, latex paint, or any uneven surface, and tend to fall off after a while. Black wall-mounted door stopper, no tape required, but it is installed with screws, which is strong and not easy to fall off. Includes all accessories and installation instructions; installs with just a screwdriver or drill and can be installed on tiles/steel doors/concrete walls/baseboards. Mount vertically on the floor or horizontally on a pedestal/wall. Elegant Invisibility: The invisible floor door lock has a simple and elegant design and is invisible behind the door. Our metal magnetic door catches can be widely used indoors and outdoors, suitable for home, kitchen, bedroom, living room, bathroom, office, hotel, toilet, nursery, patio door, etc.