Smart Appearance: The door stopper is wedge-shaped, which is suitable for stopping the door. The tilt of the stopper is restrained, increasing the friction between the door and the stopper, making it non-slip. Thickened sheet: The sheet is integrated in the door stopper. With sheet metal, the door stopper can withstand greater force. And the metal sheet provides help for pushing and pulling the door stopper. High quality material: The door stopper is made of high-strength rubber, there is no need to worry about its quality and service life. Save space: The plug won't take up much space and it works on any floor surface such as home, office, mall, etc. NotePlease kick the stopper when using to make it tighter, dust will reduce friction. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference of light and display, there will be a certain color difference, depending on the physical object received.