La Chapelle Sport Hunter Green Jacket Zipper Snap Front Removable Lining Size 36

La Chapelle Sport Hunter Green Jacket Zipper Snap Front Removable Lining Gently pre-owned in very good condition, lots of pockets, removable lining, drawstring at the waist and hem. Measures 20" across the from under arm to underarm, 23" across the hem and 30 1/2" from collar to hem. I can't read the label, it feels like it is cotton. It looks like a small or medium.