Neck hole diameter is 1.6 inches (5-inch circumference), entire collar is 9 inches (28-inch circumference)
Also fits Amazon Parrots, Eclectus Parrots, Galahs, Tanimbar Corellas, and Rose-breasted cockatoos. Doesn’t fit Timneh African Grey since it is much small than the Congo African Grey.
Stiff cone shape is designed for severe plucking parrots and has a slip-on design to prevent easy removal.
Has 5-layers of fabric, with a stiff cardboard-like insert that gives it its cone shape.
