SPACIOUS FLIGHT CAGE: Measuring 30.5” L x 18.5” W x 18"H, the extra room space design can let 3 to 4 small to medium pet birds stretch wings and hop around cheerfully at the same time. You can decorate the cage with toys for your birds to enjoy. SAFETY DOOR DESIGN: The main door can be opened in two ways for you to take in or out different things, and you can use two supplementary doors for changing food and water without your parrots sneak out unexpectedly. APPROPRIATE SIZE: With the flight cage dimension of 77.5x46.5x46cm/30.5x18.5x18" (LxWxH) and 1cm/0.4" bar spacing, your birds, such as parakeets and conures, can whether be staying on desks and temporarily in your vehicle. SAFETY FIRST: There are only 1cm/0.4" between each bar to avoid accidental injury or flee away.