Avian Adventure Nina Dome Bird Cage Avian Adventures uses the no nuts and bolts approach to knockdown cages. You'll love them! Studies have shown that the wider the cage, the better it is for your bird's health. Avian Adventures commits to providing the very best avian habitats. They have redesigned their cages to provide additional width and added optional slide out grates to accommodate varying bird behaviors. Ideal for : Amazons, African Greys, Eclectus, Mini-Macaws and small Cockatoos. Feature s: Use of the grate is optional Cups, perches, skirt, removable grate and touch up paint included Natural hardwood perches - no boring dowels! Perches are made of Bakau wood - lighter, yet harder than manzanita Improved knockdown design, still without nuts or bolts. Easily breaks down into a small box for easy transportation and storage Specially designed skirts: No more clips or bolts A storage shelf to store food, treats, etc. Item Specifications: Colors: Pearl White Emerald Green Platinum Red Ruby Sapphire Blue Textures : Sapphire Blue, Emerald Green, and Ruby are smooth, glossy, translucent finishes. The Platinum and Pearl White are textured finishes. Internal dimensions : Dometop: 20" x 18" x 30" Total height: 51" Bar Spacing: 1/2" Wire Gauge: 1/8"