1、Undershirt: Bird flight vest is made of artificial leather, skin friendly and comfortable, waterproof and easy to clean, bite resistant and durable. 2、Rope: Bird flight leash is made of premium elastic rope, elasticity, release more free, the length of 2m / 6.6ft, lightweight and practical. 3、360 Degrees Rotation: Bird flight leash front alloy buckle can be rotated 360 degrees, you can train and release the birds in the outdoors. Very safe. 4、Slip Resistant Handle: Bird flight leash has a slip resistant rubber handle design, so you don't have to worry about the rope will suddenly slip off. 5、Breathable: Bird flight harness with vest design, breathable, easy to put on and take off, effectively avoid long time wearing birds feel discomfort or injury.