Let your bird fly without worrying! This tangle-free flight system permits your bird the freedom to fly unrestricted without concern of getting lost or hurt. The flight line works in an area as small as 30" x 30" and as large as 50" x 80" creating a perfect aid for free flight training. Fits all parrots from cockatiels to hyacinths. Includes a flight line for up to 50" x 80" to flight area, light weight lead for small birds, and heavy weight lead for large birds. Aviator harness is not included.