New black blazer suit jacket office work career Size M fits US XS Chinese classi

Classic black blazer jacket. Fabric doesn't stretch. Measurements (taken flat, non-stretched, multiply by 2 for full circumference): - Length: 30 in/ 76 cm - Chest (armpit to armpit): 17.5 in/ 44 cm - Shoulder to shoulder: 15 in/ 38 cm - Sleeve: 23.5 in/ 60 cm Size M on tag (Asian sizing). Fits like XS (designed for smaller chested ladies). New without tags.