Vintage US Military og-107 Sateen Shirt Jacket, fits like a small/medium. It’s missing button cuffs, has some paint splotches on the front and a couple lightly stained spots on the back (all pictured, back stains aren’t really noticeable). Approx flat measurements: Pit to pit: 21.5” Shoulder seems to arm opening: 21.25” Back collar to front hem: 29.5”