Keep your pet entertained and happy with a Kaytee Ka-Bob. Comes loaded with fun wood chews. Easily attaches to any wire cage. Includes a bell. Easy to refill with drilled wood chews, salt savors or bites. Available in large size. Refillable treat dispensing cage toy Includes a bell and a suction cup to attach to glass Easily attaches to any wire cage 12.25" long, 3.75" wide For chinchilla, gerbils, hamsters, guinea pigs, rabbits and other small animals