This is the Floor to Ceiling climbing tree for cats. It is spring pressure loaded at the carpeted ceiling block for sturdy support. It comes with a 12 x 14" base, twenty inch long legs, 2 flat 12 x12 shelves and a housing unit that has a 13" inside diameter. A great piece for a small room or apartment with limited space as it goes straight up in a corner of your room. Neutral color unless specified otherwise. Easy assembly.