About this item GOOD WAY TO PLAY: With a spacious tunnel, softball toy. It provides time for exercise & self-amusement to keep their exercise in top shape and work on their mobility and flexibility. SIZE AND MATERIAL: The 3 way cat tunnel expands to about 11(27.94cm) tall x 19 (48.26cm) long and folds down to a fraction of that size.Include 1pcs cat tunnels.This cat tunnel is made of Nylon for indoor cats. Nylon wrapped around a sprung-steel frame.With an interior diameter of 11 inches. CONVENIENT USE: These cat tunnels and tubes for indoors and outdoors are not just fun and comfortable for your pets but also convenient for you as well!It is so easy to fold and put away or take on a trip. TIPS: They are great for small kittens who may be just learning to walk and explore, as well as older cats, and rabbits to encourage exercise. Pay attention to steel rib that had slipped out of its socket inside the fabric. Be very careful with the foam balls.A cat c