Heavy Duty Rubber Door Stop: The door stop is made of high quality durable rubber and designed with a wedge shape. Keep doors securely open and prevent children or pets from slamming the door and accidentally locking themselves in a room. Suitable for Most Floors: Wavy and flat surface, high strength and firm grip on tiles, concrete, wooden floor, leaves no marks on tiles and floor, no noise, no scratches on the door and floor. For Different Gap: 1 door stopper can fit the gap between door and floor from 5mm to 30mm. If the gap is too wide, you can overlap two. Under your door before ordering to be sure our stopper will fit. Easy to Store: The door stop does not take up much space and can be hung when not needed. It works well on all floors in homes, offices, shopping malls, etc. Product Description NOTE: If the floor door stopper is used on a carpet, make sure your carpet does not slide back and forth on the floor. The thick wedge rubber door stopper is made of scratch-resistant black rubber and brushed stainless steel. It can firmly grip any surface such as concrete, wood, tile, and carpet. It is large and strong enough to hold the door open. Why do you need it? Extra Protection for Your Kids and Pets: The premium rubber door stopper wedge can hold doors securely open and provides extra safety protection for your children. Easy to Store: The door stopper comes with a stainless steel handle, simply hang it up when not in use. No more getting the door stop stuck under the door gap and hard to remove, grab the holder to pull it out. No mark, no scratch on your floor and door. 1 door stopper is suitable for the gap under the door is at least 5mm, at most 30mm. Size: 95.0 mm * 48.5 mm * 30.3 mm.