Tancy, you're terrific. This Reformation midi dress features wide, adjustable straps and dainty bust cup detailing. Tancy, you're terrific. This Reformation midi dress features wide, adjustable straps and dainty bust cup detailing. 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.