Little history lesson for you. With the onset of the jet age, planes could fly at much higher altitudes and in much colder temperatures than ever before. The US Military had to go back to the drawing board to create a flight jacket that would keep pilots comfortable year-round in a wide variety of temperatures. The result was the MA-1, an insulated bomber jacket made from nylon — not bulky leather — which provided pilots the comfort they needed while allowing unhindered range-of-motion. Here's Fox TacticalTM''s take on the iconic coat, in a variety of colors, and sizes up to 7XL!