The cat tunnel is great for encouraging daily exercise in cats. Cats are able to hunt, hide and rest indoors, enjoying entertainment while exercising. it is strong and safe enough for Kitty due to its scientific coil structure and premium polyester. Not only is it foldable, light weight, which won’t take up too much space. It is the best choice for entertaining, exercising cats, relieving their stress and therefore saving household items. Features: Durable and strong: Due to the support of Ultra-strong steel wire with scientific helical structure and being made of tear-resistant polyester, the tunnel is long-lasting and no collapse will come. Foldable and Portable: The folded cat tunnel is small and light, not take up too much space. It is easy to store and carry so that it is convenient for travel needs and satisfies cats to play and exercise anywhere a day, which is a must-have for cats . More ways to play: The inner dangling ball on the exits provides more interactive fun for cats.