The Gigi heeled sandals by Reformation are crafted from soft leather with a timeless strappy silhouette that pairs with anything. The Gigi heeled sandals by Reformation are crafted from soft leather with a timeless strappy silhouette that pairs with anything. 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.