Measurements are approximate and taken while laying flat across the front. Not doubled.
x-small: bust = 15"; length = 36"
small: bust = 16"; length = 37"
medium: bust = 17"; length = 38"
large: bust = 18"; length = 39"
x-large: bust = 19"; length = 40"
xx-large: bust = 20"; length = 40.5"
xxx-large: bust = 21"; length = 41"