Sizes    Under Bust                           Suggest Cups
S       less than 70cm/27.56''      70/32A   70/32B
M        70-75cm/27.56-29.53''      70/32C   70/32D   75/34A   75/34B
L       75-80cm/29.53-31.5''       70/32E   70/32F  75/34C  75/34D 75/34E  80/36A 80/36B  80/36C  85/38A

XL       80-85cm/31.5-33.4''        75/34F  80/36D  80/36E  80/36F  85/38B  85/38C  85/38D 90/40A  90/40B

2XL     85-90CM/33.4-35.4''       85/38E   85/38F  90/40C 90/40D  90/40E  95/42A  95/42B  95/42C100/44A

3XL     95-100cm/37.4-39.4'' 90/40F  95/42D  95/42E 95/42F 100/44B 100/44C 100/44D100/44E 110/46A 110/46B 110/46C115/48A

4XL    100-105cm/39.37-41.3''     100/44F  110/46D  110/46E   110/46F 115/48B  115/48C 115/48D 120/50A 120/50B 120/50C125/52A

5XL    105-110cm/41.34-43.3''      115/48E  115/48F  120/50D 120/50E  120/50F  125/52B 125/52C  125/52D 130/54A

Note :the size is just for reference, we measured by hand, so its maybe have 1-3cm difference, please careful before bidding, thanks