Product Measurement:
Small: US: 4, Bust (in): 30B, 30C, 32A, 32B
Medium: US: 6, Bust (in): 32C, 32D, 34A, 34B
Large: US: 8/10, Bust (in): 34C, 34D, 36A, 36B
X-Large: US: 12, Bust (in): 36C, 36D, 38A, 38B
1 Your bust
Measure the circumference over the fullest part of your bust
2 Your under bust
Measure the circumference over the underline of your bust
3 Your cup
Cup sizes stands for the difference between your bust size and vour bust line measurement. While the difference is 12cm,means your cup is B, etc Along with the under bust 34, then the cup size comes to 34B.