Peace Women's Underbust Bustier Corset Waist Cincher Belt Body Shaper X-Large Black Corsets are sized by waist size, please choose according to your waistline measurement USE our own size chart,does not support Amazon size chart Find your perfect size. Completely undetectable even when worn under thin knits and form fitting dresses Helps reduce waist; invisible under clothing Please make sure this size suitable for you before purchase