Cockpit USA Men's B-6 Shearling Bomber JacketThe Cockpit USA B 6 Shearling Bomber was introduced in 1939 for Army Air Force training command pilots short sheared sheepskin that provides meaningful insulation without the bulk of the B 3, specifically designed for open cockpit trainers where freedom of movement was critical and the full B 3 would be excessive. The shorter shearing also makes the B 6 more compatible with layering than the B 3. As the shearling ages, it develops an antiqued patina