1980s Black and White Wool Houndstooth Double-Breasted Gold Button Blazer JacketI would call this a Medium Large. Although I'm a Small and since I'd be going for the super oversized style, more like a Fall jacket, I'd simply roll up the sleeves, throw on a nice big cozy wrap scarf and I'm out the door. The jacket is fully lined and it is what I would call a mid weight fabric. Even with the oversized style the shoulders are cut more like a true Medium in terms of numbers measurements and the overall shape drapes really nicely. It