This stair treads carpet works well on the painted and smooth surface floor; If the surface is at all rough, this treads mat would NOT adhere without using tape or glue. These slip-resistant backing treads will keep in place with several people & dogs going up and down these steps all day long. this carpet stair tread bears a long time lasting reused; it won't be damaged or out of shape after being washed. The dust and pet hair can be cleaned with a vacuum cleaner, they also can be put in the washing machine.