●(Can be used as a Single Tier) When each kitty gets bigger and the family grows, you can create a fun arrangement when you greet a new cat ●Rust Resistant Epoxy Resin Coat: Excellent corrosion resistance, abrasion resistance, and can be used for a long time ●(Spacious Space, Not Constricted) The spacious space can be conveniently used by multiple people. Note: If your cat is not used to the cage, it is better to put the cat favorite ●(Thumb-type door is not easy to tamper) The doors are included on all levels, making it easy to insert and remove cats and items ●(Relaxing with a wide shelf) The spacious shelves allow your cat to relax and relax. It is large enough to store cat beds and toys on the shelf ●Ladder Included: Comes with a ladder that is easy to climb and descend, making it easy to use for kittens and senior cats ●[With roof to prevent popping out] With a roof, it can prevent the cat from popping out