Great fun for your cat: spacious connected tunnels appeal to cat to hide, stalk, bounce and chase with each other in it, encouraging healthy activity and bringing out your cat's natural hunting instinct. Cat play tunnel: Built-in crinkle crackle paper, peephole and a ball toy, this popular cat tunnel chute gives your kitty more ways to have fun. Provides hours of exercise. Unique hole design & a plush ball: The hole in the center is a great design,your cat will enjoy popping their heads up through the peephole,the swinging ball attract your cat into the tunnel.And the tunnels has a "crinkly" sound, which is fun to listen to when they walk through it. Durable & Spacious cat tunnel: The cat play tunnel is durable enough to withstand some claws-out pouching and biting, and wide enough to accommodate grown-up cats. Collapsible & Easy to clean: The tunnel is foldable, it can be fold with a elastic band in seconds for easy storage.strong and solid sprung steel frame with protective ends, which is safe Interactive Toy for your cats.