The Reformation Daniela Dress is made of luxurious, lightweight silk charmeuse for a sleek and slinky aesthetic. Features include a deep-V necklace and open back, while the slim silhouette flares out just enough for an elegant swing as you make your entrance. The Reformation Daniela Dress is made of luxurious, lightweight silk charmeuse for a sleek and slinky aesthetic. Features include a deep-V necklace and open back, while the slim silhouette flares out just enough for an elegant swing as you make your entrance. Founded in 2009, Reformation is a revolutionary lifestyle brand combining stylish, vintage-inspired designs with sustainable practices. With each limited-edition collection, the LA-based brand empowers individuals who want to look beautiful and live sustainably.