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

Size Bust   Waist Length
XS 16inch | 40.5cm 15.3inch | 38.8cm 17inch | 43cm
S 17inch | 43cm 16.3inch | 41.3cm 17.5inch | 44.5cm
M 18inch | 45.5cm 17.3inch | 43.8cm 18inch | 45.8cm
L 19inch | 48cm 18.3inch | 46.3cm 18.5inch | 47cm
XL 20inch | 50.5cm 19.3inch | 48.8cm 19inch | 48.3cm