Rite Farm Products Poultry/Gamebird Transportation cage/coop. Made from a heavy duty and very durable polyethylene plastic material. Great size for transporting chickens and other poultry or rabbits at 10.5 inches high overall. Features a spring loaded hinged top for easy opening. Open grated style bottom. Unit comes in half and requires 16 nuts and bolts to be attached. Ships unassembled for shipping cost savings. Unit is overall 29 inches long x 21 inches wide by 10.5 inches high. Door opening is 9.5 x 8 inches. Rite Farm Products poultry transport cages are the most affordable & heavy duty on the market, Period.