S   M   L
Bust 16" 17" 18"
Waist 14" 15" 16"
Length 16" 16.5" 17"

*Model is 1.64m, UK 6 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.