NaturalAreaRugs Stellar Polypropylene Carpet Stair Treads, Durable, Stain Resistant, Red, Set Of 13, 9'' x 29'' Tasteful and elegant, with a classic Persian design. Made from soft and durable yarn, adds warmth to any decor. Makes steps safer by adding traction. Perfect for pets. Protects steps from wear and tear. For color consistency, vacuum all treads in the same direction. Each tread measure 9-inch x 29-inch. Set includes 13 stair treads. Easy to install.