KONG® Burrow offers pounce and play options for feisty felines or an enclosed hideout for kitties that prefer comfort time. The crinkle tunnel and peek-a-boo windows ignite hide-and-seek excitement while the hunt and find catnip packed beaver and butterfly attachments fulfill natural hunting instincts. Features: •Pounce and play or hide away for comfort time •Peek-a-boo window for hide-and-seek excitement • Hund-and-find crinkle attachments fulfill natural instincts. Approximate dimensions: 18" L x 9.5" H