Avian Colossal FlightSuit (Bird Diaper) w/AnchorLine Plus Flightliners See SIZE CHART photo under pictures on left (roll cursor over photo for a clear view of alphabetical list of bird types and sizes) Colossal size fits Blue & Gold Macaw (larger), Green Wing Macaw, Hayacinth Macaw, Harley Macaw (B&G w/Harlequin). Cool, colorful & comfy; great for home and travel. Veterinarian approved. Think outside the cage; playtime anywhere without the mess! Happier birds -- happier owners! NOTE: ideal FlightSuit candidates are hand-tamed and used to being handled.