B3 Bomber Jacket Previously provided with outerwear which kept very little body heat, the sheepskin B-3 bomber jackets were introduced in WWII to ensure that crewman were kept warm while flying at high altitudes in unpressurized cabins. We have B3 bomber Jacket is Made Pure Sheepskin Leather With Inside Real Shearling This B3 bomber Jacket we add Inside The Mobile Pocket for your Mobile safty and Two Hand Warmer Pocket . B3 bomber jacket real shearling Made This beautiful fighter men winter leather jacket has never been used or worn but is made with Pre Loved Real Shearling reconditioned to perfection which gives it a brand new look. There could be some variation in the color and texture of inside fur lining.