Presenting an exact reproduction of the US Navy's M-422a Flight Jacket. The jacket was introduced in October 1943 as a updated version of the M-422 and went on to serve as the intermediate weather flight jacket for the USN and USMC airmen. It became the most issued USN intermediate flight jacket in the WWII effort. This jacket is a reproduction of the M-422a made by Willis & Gieger Inc., a major supplier of USN Flight Jackets during WWII.