This is a Cossack jacket said to have been worn by Einstein. Limited edition of 500, with serial number. I've only tried it on a few times and have never worn it outside, so I'm listing it as nearly new. I am 172cm tall and weigh 66kg. It's a size that allows you to wear a sweatshirt underneath. As stated on the box, the size is US S, which is a Japanese M. Shoulder width 43cm, body width 50cm, sleeve length 61.5cm, length 61cm (Measurements are approximate. There may be some slight variations.) Cossack jacket, a leather stand-collar jacket with a button-front design. - Brand: LEVI'S VINTAGE CLOTHING - Model name: Menlo Cossack - Color: Black - Material: Leather - Design: Button-front, stand collar - Package: Comes with the original box - Accessories: Tags, postcard Thank you for looking.