Measurements are approximate and taken while laying flat across the front. Not doubled.
x-small: bust = 15"; length = 39"
small: bust = 16"; length = 40"
medium: bust = 17"; length = 41"
large: bust = 18"; length = 42"
x-large: bust = 19"; length = 44"
xx-large: bust = 20"; length = 43"
xxx-large: bust = 22"; length = 43"