Hermetic helmet gives the pilot to the possibility of flying at high altitudes. Ensure the survival of during ejection. Such pressurized helmet used in aircraft class MiG-25 and MiG-31. For the protection and comfort of the pilot.If you have any questions about the item. The item "Fighter pilot helmet GSH-6 flight jet space air force Russian" is in sale since Tuesday, June 30, 2020. This item is in the category "Collectibles\Militaria\Militaria (Date Unknown)\Air Force". The seller is "ariandr888" and is located in Port Reading, New Jersey. This item can be shipped worldwide.