When it comes to warm-weather style, we enjoy taking cues from well-dressed celebrities. They're usually way ahead of the trend, rocking rompers [1] and swimwear before things truly heat up, and this year, Diane Kruger [2]'s red one-piece is at the top of our must-have list. Attending designer Jason Wu's wedding in Xpu-Ha, Mexico, the star frolicked on the beach wearing a Baywatch-inspired suit, proving once and for all the this classic style [3] is making a comeback.

Everyone from Reese Witherspoon [4] to Lupita Nyong'o has rocked a red suit [5] this year, meaning Diane's superflattering swimwear might just be the hottest of the season. Read on to see it in action, then shop a similar option for yourself.