This is a boa flight jacket made from rare Diolen material, manufactured in Europe. The front zipper is YKK, but the cigarette pocket zipper uses a TAURUS zipper. The size is approximately M, based on measurements and how it fits. Please refer to the measurements below. Shoulder width: Approximately 47cm Body width: Approximately 57cm Length: Approximately 59cm Sleeve length: Approximately 60cm There may be slight variations due to amateur measurements. The buttons are a bit stiff.