Measurements are taken from point to point of product. Multiply measurements of bust and waist for circumference. 

Size Bust Length
XS 17inch | 43.5cm 18.5inch | 47cm
S 18inch | 46cm 19inch | 48cm
M 19inch | 48.5cm 19.5inch | 49.5cm
L 20inch | 51cm 20inch | 51cm
XL 21inch | 53.5cm 20.5inch | 52cm