zeraca Women's Plus Size Racerback Athletic One Piece Swimwear (XL18, Black Diva Pink)

1. Measure your underbust, compare your underbust with the following size chart, for example, your underbust 29in, you can find that the underbust 28-30in, so you should select size S6

2. Confirm your cup size, measure the band size and bust size, if your band size 34in, the bust size 35in, your cup size 35-34=1in=A, so your cup size is A

3. Measure the hip, and compare it with our size chart, for example your hip size is 37in, it is between s, so you select size s

Size chart of bikini

XS2 suit for Bust 32-34in, Underbust 26-28in, Cup B (32B-32C), Hip 34-36in

S6 suit for Bust 34-36in, Underbust 28-30in, Cup B-C (34B-34C), Hip 36-38in

M10 suit for Bust 36-38in, Underbust 30-32in, Cup B-C(36B-36C), Hip 38-40in

L14 suit for Bust 38-41in, Underbust 32-35in, Cup B-C (38B-38C), Hip 40-43in

XL18 suit for Bust 41-44in, Underbust 35-38in, Cup B-C (40C), Hip 43-46in