High quality material: Our pet tunnel uses eco-friendly material from a premium supplier. It is made of extremely durable ripstop polyester and features a steel Spring to keep its shape. The tunnel is waterproof, durable and resistant to scratches and bites. Designed for Pets: large connected tunnels with cracked crumpled paper, peephole and bell. This popular tunnel offers your cat more opportunities to have fun and gives her more space to roam, jump and run. hide. Foldable and portable: The foldable design with storage bag allows the tunnel to be folded up in seconds. It is therefore ideal for travel, indoor and outdoor activities and requires little storage space. More Space: Each tunnel is approximately 25cm in diameter and 50cm long, making it a great accessory for multiple cats, giving them plenty of entertaining space while improving their mobility and health.p> Enhanced Function: Combining exercise and therapy, our cat tunnel provides hours of mental stimulation and