Measurements are approximate and taken while laying flat across the front. Not doubled.
x-small: bust = 16.5"; waist = 12.5"; length = 52"
small: bust = 17"; waist = 14"; length = 52"
medium: bust = 18"; waist = 15"; length = 52"
large: bust = 19.5"; waist = 16"; length = 52"
x-large: bust = 21"; waist = 17"; length = 52.5"
xx-large: bust = 23"; waist = 18"; length = 52.5"