Vevor Stair Treads Non-Slip Indoor Stair Runner Mats 15 Pcs Gray NewThese Vevor stair treads are designed to add slip resistant traction and soft comfort to indoor stairways. Each tread features a non slip TPE backing and a polypropylene fiber surface that helps protect wood and other stair materials from daily wear. The washable, reusable design makes cleanup easy while maintaining shape and grip over time. With 15 gray treads sized for standard steps, this set is ideal for homes with kids, elders, and pets.