The Reformation Noreen Slingback Heels exude vintage charm with their elegant slingback design, pointed toe, and delicate bow details. The Reformation Noreen Slingback Heels exude vintage charm with their elegant slingback design, pointed toe, and delicate bow details. 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.