Description: Made of suede and polyester cloth material, which is friendly to your pets, soft and durable. A vent design so that cats can freely get in and out of the tunnel. 4 spacious tunnels design, fun toy for cats to play, gives your kitty more ways to have fun, provides hours of exercise, self amusement and hiding away. Collapsible tunnel for compact storage and travel carrying, can be easily folded down and storage when not in use. Convenient and easy to take anywhere, so your pet is never bored! There is toy ball inside that dangles for cats' enjoyment. Specification: Material: Suede+Polyester Cloth+Steel Wire Size Chart: Size: Diameter: 25cm/9.84inch Inner Diameter Of Handover Hole: 15cm/5.91inch Single Side Length: 55cm/21.65inch Total Length: 135cm/53.15inch Package Includes: 1 Piece Cat Tunnel Toy Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!