1. Upgrade S-type TunnelUpgrade 5 peephole tube,the Long tunnel with 4 S-way tunnels,each way has 23.6inch.The large tunnel with peephole & ball toy,the s type can increase mystery more than the straight type, and provide more entertainment space. 2. Endless Fun There is a opening in the middle of the large tunnel, allowing the little guys to enter and exit ly in the middle of the long tunnel, adding more fun.Combine the hanging balls in the tunnel to attract and challenge your pets to jump, swoop and chase. 3. Premium Material The cat maze tube toy is made of quality tear-resistant polyester cloth wrapped around a sprung-steel frame, strong and durable, no worry about scratching and deformation. 4. Easy to Fold & StoreWith 1 storage bag. The cat collapsible tunnel 4 way is very easy to assemble and fold within minutes. The long tunnel tube indoor also is very light weight and portable to carry or store.