Merax Cat House Activity Tree Made of CARB CERTIFIED bamboo fiber board, Faux Fur, Natural Sisal Rope which can provide a safe and comfortable environment Equipped with two condo for cat to have a rest; two ladder for cat to climbing Heavy and Sturdy construction provide the most stability when your cats jump up and down Include all the hardware and tools; Need simple assembly Overall Size : 22"W x 24"L x 73"H ; Base Board Size : 22"W x 24"L * Size of Big Condo : 18.5"W x 12.5"L x 20"H * Size of Top Condo : 12"W x 12"L x 11"H