Product Description: ✿Special Design - The S-shaped tunnel is more interesting than traditional pipe tunnels. The removable ball hanging in the hole can enhance your pet's curiosity and natural instincts^<br/> ✿Safe and Durable - Made of super tear-resistant polyester, wrapped on a spring steel frame, with protectors on both ends to ensure the safety of your cat^<br/> ✿Easy to Store - The foldable tunnel can be folded up in seconds for easy storage and travel. It keeps your furry friend active and entertained all day^<br/> ✿Two Ventilation Holes - The cat tunnel has two ventilation holes, which increases the flexibility for pets to shuttle freely. We can also observe them playing inside through the window^<br/> ✿Keep Your Pet Active - It can be used for cats, rabbits, puppies and ferrets. This interactive cat toy can provide hours of exercise and self-entertainment^</div>