(P.S. Ships from Hong Kong) These carpet stair tread is a thick, premium, skid-resistant rubber backing, which is a durable, safe and comfortable walking surface for your family and pet. This is price to one piece of stair tread carpet, and you can choice appropriate quantities according to yours staircase. The simple Home Carpet is easy to clean. Please WASH WITH HAND gently, DO NOT MACHINE WASH; flat dry, DO NOT TUMBLE DRY.