Natural Living Trixie Y Shape Perch, 20 x 15mm Diameter Satisfy your bird's instincts with this natural branch that closely mimics conditions in the wild. Approx. 20cm (7.8") long and 15mm (0.6") in diameter, but due to this being a natural product, measurements may vary slightly. Much better for your bird's claws than plastic perches. Easy to attach to any bird cage. Safe for use with all pet birds, but especially made for parakeets and canaries.