Function: 1. The bird cage cover is made of gauze, and you can see the bird through it. 2. The airy fabric allows air to circulate and does not block light, keeping the birdcage bright inside. 3. Heavy-duty top and bottom elastics hold the seed hopper firmly to avoid displacement. 4. Machine washable, easy to clean, no need to worry it's too dirty to use. 5. Light, comfortable and reliable to use, sturdy and durable, long service life. Specification: Item Type: Bird Cage Accessories Material: gauze Size : Small size Product Size: Approx. 41 x 15 x 1.5 cm / 16.1 x 5.9 x 0.6 inch Packing Size: Approx. 14 x 13.5 x 3.5 cm / 5.5 x 5.3 x 1.4 inch Product net weight: Approx. 15g Product Gross Weight: Approx. 16g Medium size Product Size: Approx. 54 x 19 x 1.5 cm / 21.3 x 7.5 x 0.6 inch Packing Size: Approx. 16.5x13.5x4cm / 6.5x5.3x1.6 inch Product net weight: Approx. 22g Product Gross Weight: Approx. 23g Big size Product Size: Approx. 75 x 31.5 x 1.5 cm / 29.5 x 12.4 x 0.6 inch Packing Size: Approx. 18.7 x 16 x 5.5 cm / 7.4 x 6.3 x 2.2 inches Product net weight: Approx. 33g Product Gross Weight: Approx. 35g Package List: 1 x mesh cover