Long Improved Strike Plate: No longer worry about the gap between the door stopper and the door. Even the doors are higher than this magnetic door stopper, they can also work thanks to the long plate. This magnetic door stopper is suitable for the door whose clearance below between 3mm and 30mm. Stainless and Durable: The magnetic doorstop is constructed of high quality brushed stainless steel, which is strong and rustproof, ensuring work even in humid environments. The thickened base can greatly extend the service life of the door suction. Easy to Install: Two ways to install the floor door stopper. The double sided tape glue will make sure your door stopper is secured to the floor without drilling. Or you can choose the punch installation, mounting with the screws permanently on the ground will be more durable and stable (recommend it). Magnetic Force and Bumper: The magnetic door latch is strong enough to hold and catch the door in the wind to prevent the door from slamming in the wind. Semi-circle rubber bumper design can reduce collision and better protect door and wall. What You Get: 2 x Door stops, 2 x Adhesive tapes, 4 x mounting anchors, 8 x screws.