Dimensions: 22L x 12.5W x 22H in.. Plastic frame with steel bars. Assembly required. For indoor use. Includes 2 exercise wheels, 1 water bottle, 2 food dishes, hamster nest, and 6 lengths of tubing. Entertain your small pet for hours on end with the Pawhut 3 Story Happy Hamster Habitat Pet Critter Cage. The cage comes with two exercise wheels, six lengths of tube, and an exterior hamster nest to encourage play, exercise, and exploration. Two food dishes and a water bottle also accompany the cage, giving your pet all of the essentials. To ensure durability while keeping the weight of the cage to a minimum, the frame is crafted out of plastic, and the bars are made of steel wire. Color: Green.