The world of airport fashion is one where comfort meets chic, and who better to lead the trend than the stars themselves?

On February 19, the 28-year-old model stepped out in Los Angeles wearing her version of athleisure, complete with micro polka ...

The catwalk queen, 28, emerged from the studio in a white tank worn beneath a sheer top and paired with polka dot biker ...

We feel confident that Bella Hadid could singlehandedly relaunch a jazzercise craze—or, at the very least, an ’80s fashion ...