Gap X Doen Kids Oversized Icon Denim Jacket Size Med

I got this jacket for myself ( I did not want this jacket to be oversized that's why I bought it at the kids department). I am 5'1 and normally wear size XS in Gap. This is a brand new Gap x Doen jacket for Kids size M or 8 Authentic, no-stretch oversized denim jacket. Point collar, button front. Long sleeves. Button-flap patch pockets at chest. Front slant pockets. Armpit to armpit: 18" Length: 21.5" Across shoulders: 16.5" Sleeve length: 18.5"