Kaytee CritterTrail Extreme Habitat is complete habitat features an extreme exterior wheel and a fun spiral ramp to provide your pet with hours of extreme fun! The habitat also features a removable petting zone for instant interaction with your pet. The Extreme Habitat also comes with a food dish and water bottle for your convenience. Front wire door allows you to easily access your pet at any time. Ideal for mice, dwarf hamsters, hamsters, and gerbils.