While workout dresses are nothing new, brands like Outdoor Voices and Girlfriend Collective have done a lot to make the garment a must-have for those of us who don’t play tennis. The best workout dresses combine performance-focused design with on-trend silhouettes and cuts. (After all, no pants and soft, stretchy fabric? What’s not to love?) Ahead, scope out the best barely there styles to live in at the gym and beyond.