Our replica G-1 aviator bomber brown leather jacket is made to the same unyielding standards as the authentic G-1 military version in a soft, durable genuine goatskin brown leather jacket. Removable genuine lamb fur collar with button closure flap. Heavy-duty YKK zipper and wind flap with "USN" perforation. Double gussets under each arm. Wool blend knitted cuffs and waistband. Two dual entry pockets. Imprinted WWII U.S. flag lining. 3M Thinsulate insulated filling adds extra warmth for a winter brown leather jacket.