Great Choice for Adult Cats: This beautiful long cat tunnel is 59 inches long and 9.8 inches high, providing a spacious space for adult cats and kittens to walk through it from head to tail. . A Wonderful Hiding Place: The tree-grain polyester fabric material looks great and is more durable. It has a built-in peephole that allows cats to stick their heads out to observe the outside, which is a great hiding and stalking place. Interactive: The innovative edge design allows cats to stalk, pounce and hide. The hanging ball toy encourages cats to exercise and keeps cats playing for hours and having fun. Keep your pet active: The built-in crinkle paper makes a rustling sound. The ventilation slit in the middle of the top allows cats to move in and out freely, satisfying their instinct to explore. Safe and easy to store: The sturdy spring steel frame with protected ends provides extra space for your cat. It pops up in seconds and folds into a small piece that is very easy to carry and store.