Critter Trail three offers three spacious levels of living space for all hamsters, gerbils or mice. It comes complete with three comfort shelves, a 10oz. water bottle, food dish, exercise wheel & four Fun-nels climbing tubes. Critter Trail three features Super Pets unique Petting Zone, a special area of the home that you can open to pick up your pet or provide them with a tasty treat. There are three easy access doorways on the Critter Trail three making access to your pet easy & simple. Critter Trail three has six locations where accessories can be attached to the home so add as many fun accessories as you can. For hamsters, gerbils & mice. Measures 16" x 10.5" x 22.5"