A Wonderful Hiding Place: Tree Pattern Polyester Fabric Looks Fabulous and More Durable. It Has Built-In Peepholes That Allow Them to Stick Their Heads Out and Watch The Outside, Making It An Amazing Place to Hide and Stalk. Safe and Easy Storage: The Solid Spring Steel Frame with Protective Ends offers An Additional Level of Safety For Heilwiy Your Cats. It Unfolds In A Few Seconds and Folds Into A Small Item That Is Super Easy to Carry and Store. Interactive: Innovative Fringe Design offers Cats New Opportunities to Stalk, Jump and Hide. The Dangling Ball toy Encourages The Cat and Satisfies Cats with Hours of Play and Fun. Keep Pets Active: Built-In Crinkle Paper Gives Cats A Rustle. The Center Vent Allows Cats to Get On and off Freely to Satisfy The CatS Exploratory Instinct. Great Choice For Heilwiy Adult Cats: This Beautiful Cat Tunnel Is 59 Inches Long By 9.8 Inches High, Providing Ample Space For Heilwiy Adult Cats and Kittens to Walk From End to End.