Process Activewear $125–$495, Photo by Debra Scherer.

With her new luxury activewear brand, Process, the designer and publicist Robyn Berkley has homed in on a niche market: me! I’m constantly trying to assemble a workout outfit that I can wear to barre class and then comfortably—read: stylishly—run errands in afterward. Her leotards and draped tees solve my problem.