Measurements are approximate and taken while laying flat across the front. Not doubled.
small: bust = 21.5"; length = 21"
medium: bust = 22"; length = 21.5"
large: bust = 22.5"; length = 22"
x-large: bust = 24.5"; length = 25"
xx-large: bust = 26.5"; length = 25.5"
xxx-large: bust = 28.5"; length = 26“
