A terrific piece of cat furniture for young and old. Its stair step design is perfect for older kitties and intrigues the younger members of your feline family. Plenty of scratching and reclining areas. Perfect window height. Base 20x21"Shelves are 11" x 17" First Post is 12" Tall Second Post is 22" Tall Third Post is 34 " Tall Optional Sisal Rope Post Wood Construction Plush Cut-Pile Commercial Carpet Versatile Style forOld and Young Cats No Assembly Required! Custom made to order, usually leaves our warehouse in 7 - 10 business days.