The Eden Sandal from Reformation is a minimalist platform sandal with a classic thong design for effortless, everyday style. The Eden Sandal from Reformation is a minimalist platform sandal with a classic thong design for effortless, everyday style. 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.