Members Only winter jacket with zip off sleeves converts to vest

Decent used vintage condition. Second picture shows some staining around pocket. Another picture of some staining underneath back of collar. I have washed and air dried this. I have not worked on the stains. I 52 inches at chest. Length 28 inches. Size 36L. Front pockets. One has a whole that could be mended. One internal pocket. Sleeves zip off for a vest option. 65% polyester 35% cotton fill 80% down 20% water fowl feathers 🌵