Mauve Boohoo ribbed bodycon dress

NWOT! Tried on but never worn; labeled size 10 but fit me as a size 4/6 5th pic shows color in natural lighting 95% polyester, 5% elastane Boohoo size chart for a US 10/UK 14 says it fits bust 39-41” and waist as 31-33” but I found it to run small. The dress fit me well as a 4/6 with 36” bust, 28” waist, 37” hips. 33” shoulder to hem 15” bust