Simple Living Black Wood X - Back design For Durability and Strength 4 - Tier Ladder Shelf Display your favorite knickknacks in a unique way with this beautiful black ladder shelf. Each of the four shelves has a different depth to allow you to display large or small items on the ladder shelf with ease. X-back design Black finish Shelving system measures 56.25 inches high x 20 inches wide x 18 inches deep Assembly required