Use premium environmentally rubber: This kind of door stopper is made of good quality rubber material, will not damage the ground, and has no traces. Strong grip, no damage to the door. Use it safely and securely. If the rubber door stopper is dirty, you can clean it, wipe it dry and use it again, the effect will be better.Suitable for door gaps of various : It fits under most door gaps and will withstand daily use without cracking apart. These door stoppers measure L 4.8 inch x W 1.6 inch x H 1inch. They will fit under most of hanging anywhere from 0.1 inch to 1 inch off the floor. If the door space is higher than 1 inch, you can stack the two door stoppers , and they are suitable for use, so that the fixing force is stronger.Applicable to a of different grounds: This door stopper can be applied to a of different grounds, with strong grip, such as wood, cement, vinyl, tile, or carpet. The rougher the ground, the stronger the grip of the door stopper.Easy to use: door wedge just needs to be placed on the bottom of your door. There's no need for drilling holes or using adhesive tape. No sticky residue or ugly markings left behind. These rubber door allow you to move freely in between rooms of your home, school or office, without having to open and your doors time. or office giving you enough to use for multiple bedroom, classroom or office doors etc.Colour:grayMaterial:rubberSize:124 x 39 x 25mmPackage Contents:3 * door stopsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.