This is a patch for the Air Development and Test Wing of Gifu Air Base, Japan Air Self-Defense Force. It is the symbol mark of the only unit whose main duties are the testing and evaluation of equipment such as aircraft and missiles introduced by the Air Self-Defense Force, and the training of test pilots. - Size: Approximately 8.5cm x 8.5cm - Specification: Velcro on the back (one side) - Design: The aircraft depicted are the F-2, F-4, and C-1. Thank you. #JapanAirSelfDefenseForce #GifuAirBase #AirDevelopmentAndTestWing #F-2 #F-4 #C-1