This bird cage's innovative design allows quick and easy installation without tools for a distinct fluid, seamless look. Sleek dome-top design means more interior space for exercise and play, plus easy access for you. Quality all-metal construction features corner welded panels and doors, parrot-proof, self-locking doors, and easy glide locking casters. 18" x 27" Given the size of these cages, they do not ship in retail packaging. Best practices are to setup one in store to aid in sales.