Workout wear has never been more important, becoming somewhat of a phenomenon over the past few years in the fashion realms. No longer reserved for time solely at the gym, the best activewear brands often blend the lines between fashion and function, offering longevity outside of just a sweaty workout. If you need more proof, just take a look at our selection of topp brands, Sail Racing, Björn Borg, Lexington, Oscar Jacobson, Mads Norgaard or Hailey Sebago street style looks, who regularly mix fitness gear with their coveted ready-to-wear and designer accessories. Still, activewear needs to provide purpose, not just look good, so we did a deep dive to find the best of the best activewear brands on the market right now that offer both.