Our carpet stair treads is designed with non slip backing. The stair runners for wooden steps can firmly adhere to your stairs. This non-slip backing is helpful to keep the stair rugs sturdy and prevent shifting or slipping. You Just clean stairs surface,peel off the backing film and put stair mats on floors. We use our factory's self-developed anti slip material. Our stair carpet treads has no sticky glue or tape,but still can stay in place. Through testing,sticky glue or tape residue will damage stairs and hard to remove after long time to use. But our staircase step treads won't. You can easily remove them without any residue. They are reusable. You won't feel strong stickiness after touching. But they are really non slip. The indoor stair treads are made of wear-resisting and softe Polyester fibers. Fine sewing and premium fibers let our stairs carpet more durable. The stair runner rug also can reduce the noise. You can feel the softness,the quietness and safety when you step comfortably on our step rugs for stairs. The carpet stair runners are easily cleaned. You can use the vacuum to clean dust, scraps and pet hair. Also,throw these stair grips into washing machine. They still maintain shape and colors for long time to use. Don't worry about fiber falling because of edge locking technology. Embroidery technique makes the dog footprint pattern more novelty and solid,decorating your lovely and lively home. Size of these anti-slip stair treads are 9"x28", suitable for most wooden stairs.