Sturdy Frame: Made from high-quality carbon steel material, this large bird cage is durable and sturdy. Plus, the multiple birdcages can be stacked for use. Easy to Clean: This cockatiel cage comes with a bottom sliding tray for easy cleaning. And the grid net avoids bird droppings from accumulating. Secure Door Design: The budgie cage is convenient for opening and closing the door, avoiding birds from escaping, 2 feeding doors for food classification, equipped with multiple perching poles, providing sufficient resting points. Flexible Divider Design: Insert the shelf and the birdcage can be divided into two independent living spaces, especially suitable for keeping different species of birds. Spacious Space: With dimensions of 30" L x 18"W x 18" H/760 x 460x 455 mm, and 0.4 in grid spacing, this bird cage allows birds to move freely.