31" W x 20-1/2" D x 53" H (cage itself is 40" H) with 1/2" wire spacing. This cage features spacious interior cage dimensions for plenty of flying room! The two large front doors provide easy access to birds and the rolling caster stand allows for easy movement between rooms. The pull-out bottom grille and tray help make cleaning quick & easy. The bottom shelf provides extra space for storing treats, food and cleaning supplies. The cage includes 3 solid wood perches, 4 plastic double cups, pull-out bottom grille and pull-out bottom tray. Ready-To-Assemble and packed 1 per carton.