Measurements are approximate and taken while laying flat across the front. Not doubled.
small: bust = 16"; length = 49"
medium: bust = 18"; length = 50"
large: bust = 20"; length = 51"
x-large: bust = 22"; length = 52"
xx-large: bust = 24"; length = 52"
xxx-large: bust = 26"; length = 52"