The Reformation Sophie Heeled Thong Sandals feature a sleek kitten heel and are crafted from smooth, luxurious leather with a subtle shine. The Reformation Sophie Heeled Thong Sandals feature a sleek kitten heel and are crafted from smooth, luxurious leather with a subtle shine. 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.