The Chew Proof 3 Level Critter Cage 30" has a durable all metal design. The powder coated cage, with ramps and shelves, attaches easily to the metal drop pan, making it easy to assemble and clean. It comes in a colorful, informative box that displays beautifully in a retail setting. Measures 31-1/4-Inch width by 3-Inch depth by 16-1/2-Inch height.