US Army Air Force Pilot A-10 A Oxygen Mask WWII

A-10 A US Army Air Force regulation pilot and aircrew flying oxygen mask. Size MEDIUM. Rubber is soft and pliable. Dated October 1943. Made by ACUSHNET Stamped US ARMY AIR FORCES. Complete with both fasteners specific to this model. Fitted with the ANB-M-C1 microphone.  Excellent condition, pliable and free of cracks. Flying helmet isn't included.