It’s never not bikini season in Hollywood! Some of our favorite young stars have been looking better than ever in their revealing two pieces as they soak up the sunshine in Los Angeles, Miami, Mexico and beyond.

Here, Hailey Baldwin rocks a string bikini as she vacations in Miami, FL on June 8, 2018. The blonde stunned as she kept her wet hair slicked back, showing off her golden tan and flawless, glowing complexion. The model had her toned abs on full display as she rested her legs in a swimming pool while chatting with a friend just months before she legally wed now-husband Justin Bieber!

Hailey isn’t the only under-30 celebrity to look incredible in her swimsuit. Halsey, Sophie Turner, Gigi and Bella Hadid, Kendall Jenner and more have also slayed in their bikinis — click through our gallery to see some of their sexiest bikini looks!