Does your cat often have a lot of energy to release? If you've always been plagued by your kitten's active behavior and strongly desire the perfect wall-mounted cat furniture to safely expend his/her energy, then the Wall Cat Climbing Set may be the ideal choice for you. DIY any of these 6 pieces together to create an indoor wall-mounted playground for your cat. Jump from one shelf to another perch, rest on the shelf or step along the cat tree, and finally the apartment house is there for your pet to rest comfortably or take a nap