1,FUN AND INTERACTIVE: Cat tunnels cater to cats' independent personalities and hunting needs, and the tunnel space is a great play area to help cats indulge in some of their more instinctive behaviors. 2,SIDE OPENING: Encouraging cats to explore, the tunnel toy is designed with a large side opening, perfect for cat raids and exciting games of hide and seek. 3,SOUNDING: With audible rattling paper inside that mimics the sound of moving prey rustling to attract cats, triggering their predatory instincts and providing further stimulation, they won't be able to resist crawling into or through the rustling tunnel interior. 4,HIDING PLACE: The cave like design of the tunnel toy makes it the perfect hiding place for cats and kittens, the small space creates a sense of security and comfort that appeals to cats who want to hide or need to be isolated from the outside world. 5,CONVENIENT STORAGE: The Cat tunnel toy is designed with a collapsible lightweight spring loaded frame that pops all the way open by untying the ties and folds up for easy carrying and storage. Item Type: Cat Tunnel Toy Material: Nylon 1 x Cat Tunnel Toy Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.