The 3-pack doorstop is more convenient and flexible than traditional doorstops. With the doorstop fixed to the floor, all you have to do is step on it. Then it rise. MULTIPLE USES: The door stop can be used on all floor surfaces, whether it is tile, vinyl, concrete, carpet, glass or wooden floors, this commercial door stop is suitable for various places such as markets, apartments, ordinary homes, solid interior doors , garage, metal doors. Flexible Adjustment: There is a knob at the bottom of the rubber tip, and the door stopper grips the floor tightly, allowing you to control the door at any angle and stop the door at any time., Manufacturer: Akfldms