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

Size Bust   Waist Length
XS 14 - 15inch | 35.6 - 38.1cm 12.5 - 13.5inch | 31.8 - 34.3cm 17.5inch | 44.5cm
S 15 - 16inch | 38.1 - 40.6cm 13.5 - 14.5inch | 34.3 - 36.8cm 18inch | 45.7cm
M 16 - 17inch | 40.6 - 43.2cm 14.5 - 15.5inch | 36.8 - 39.4cm 18.5inch | 474cm
L

17 - 18inch | 43.3 - 45.7cm

15.5 - 16.5inch | 39.4 - 41.9cm 19inch | 48.3cm
XL 18 - 19inch | 545.7 - 48.3cm 16.5 - 17.5inch | 41.9 - 44.5cm 19.5inch | 49.5cm