Our 13″ premium quality solid wood staircase treads are a great value and easy to install. These treads meet all building code standards and have an industry standard design. They are made from solid wood, ensuring they will not split or warp, and are guaranteed to be usable on one side (the side you install facing up). With a variety of sizes and styles available, you can find the perfect treads to match your staircase and home decor.