Foldable Design: Our cat tube adopts spring steel structure, easy to fold, easy to carry, and save space when not in use, so you can use the tunnel at any time anytime and anywhere, so that pets can go anywhere Toy Ball: Our cat tunnel has a hanging ball placed at the exit, which provides maximum fun interactive for pets. It’s a great way to encourage daily exercise and keep pets active. Interactive Toys: Compared to other dim color tunnels, our rainbow tunnel provides your pets more possible ways to play, than tents, blocks and scratching posts. They can play hide and seek all day. A parent pet with multiple cats. Colorful colors: The rainbow cat tunnel has a variety of color patterns, which can attract attention of cats and light up your home, adding more fun for your pet Suitable for cats: ideal for most adult cats and kittens for indoor and outdoor use, ideal for small dogs, rabbits and ferrets.