Photo: Peter Rosa/Studio D

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O's Annual Swimsuit Guide
Yes, it's that time again, but don't worry—this is going to be your most gorgeous summer yet. O creative director Adam Glassman and his team sized up hundreds of suits to find the most flattering looks for you. Dive in!

Swim, top, $185, and bottom, $220; Hat, Florabella, $125; Beach ball, Big Mouth Toys,