This cat tree is made of solid particle board to ensure a solid balance of gravity and enhance reliability to ensure the safety of the cat so that it does not shake significantly when climbing and jumping.The cat tree is designed with 4 layers, the bottom layer is sturdy and has a strong centre of gravity, the second and third layers are for amusing cat balls for cats to play. The fourth platform is a cat box with built-in plush stuffing for cats to rest and relax. Scratching post for cats to sharpen their claws and avoid damage to furniture, carpets and others.Floor-to-ceiling design, retractable between the fourth layer to the ceiling.A cat tree with safe rounded corners, a place where your cat will love to rest and relax.From many aspects to consider the dynamic behaviour of cats, this can provide a safe, entertainment and relaxation space for cats.