S   M   L
Bust 16" 17" 18"
Waist 12.5" 13.5" 14.5"
Hip 18" 19" 20"
Length 39" 39.5" 40"

*Model is 1.70m, UK 4/6 (PTP 15", Waist 11.5", Hips 16.5") and wears size S

If you are in between sizes for bust/waist, it is best recommended to size up. 

*In between sizes refers to your measurements falling between 2 sizes, example size S & M.