Gray Women's Sweater/Jacket with White Trim No Closure Front

Niin sweater/jacket Grey with white trim on front, back and sleeves Open front with no closure and 3/4 length drop sleeves and 2 front pockets Chinese size 165/88, when I googled this sizing it said size medium but closer to at least a comfortable large or even XL 27" pit to pit and 29" long Some piling on back right corner