Worn once So chic! Charming and workout-friendly in equal measure, this lightweight Reformation Active mini dress features easy fit-and-flare proportions and a touch of contrast trim at the sweetheart neckline. Fabric: Mid-weight activewear jersey Sweetheart neckline Built-in shorts Designed for medium-impact activities like spinning, using the elliptical and dancing Wash col Shell: 79% recycled polyester/21% spandex