Mango Asymmetric Neck Dark Blue Sheath Dress Size M

Mango Asymmetric Neck Dark Blue Sheath Dress Size M Approximate Measurements Pit to pit: 18" Waist: 15" Total length shoulder to hem: 37 1/2" The tag says it's a US size S, but since the waist measurement is 15" (30" total), but believe it's closer to an M, for dress sizes 6-8. 73% viscose, 23% polymide, 4% elastane Versatile, Office, Cocktail Necklace not included, for styling purposes only. All offers will be considered :)