Measurements are approximate and taken while laying flat across the front. Not doubled.
x-small: bust = 13"; length = 52.5"
small: bust = 13"; length = 52.5"
medium: bust = 14"; length = 53.5"
large: bust = 14.5"; length = 54"
x-large: bust = 15"; length = 54.5"
xx-large: bust = 16"; length = 55"