Measurements are approximate and taken while laying flat across the front. Not doubled.
small: bust = 18"; length = 43"
medium: bust = 19"; length = 44"
large: bust = 20"; length = 44"
x-large: bust = 25"; length = 45"
xx-large: bust = 27"; length = 46"
xxx-large: bust = 30"; length = 47"