Hello! Welcome to our store! 32/70 ABC Bra with Size S panties For Waist 55-61 ； Hip 80-86 34/75 BCD Bra with Size M panties For Waist 61-67 ； Hip 85-93 36/80 BCD Bra with Size L panties For Waist 67-73 ； Hip 90-98 38/85 BCD Bra with Size XL panties For Waist 73-79 ； Hip 95-103 How to choose the right size? Step 1: Like the picture as below, meausure the under bust, if the size is 70cm, you can choose the size of under bust is 34/75 from the sheet; Step 2: Like the picture as below, meausure your upper bust, if the size is 82cm, you can choose the size of upper bust is B frome the sheet. Step 3: According the data from step 1 & 2, when you place the order, you need to choose the size of 34/75B.