This One Level Habitat is ideal for mice, dwarf hamsters, hamsters and gerbils. It will make your small animal friend feel right at home. The habitat features a removable petting zone for interaction and also doubles as a secure resting spot for your critter during cleaning. This habitat also comes with a food dish, water bottle and exercise wheel. Front wire door allows you to easily access your pet at any time. It's detachable design makes assembly and cleaning a breeze. The 6 mm wire spacing provides security for even the smallest furry friends. Enhanced door locks offer easy access while maintaining security. The habitat can be expanded by combining with other CritterTrail Habitats and accessories.