The Reformation Joanne Cardigan is crafted from a blend of cotton and nylon, featuring a fitted silhouette with buttons down the front. The Reformation Joanne Cardigan is crafted from a blend of cotton and nylon, featuring a fitted silhouette with buttons down the front. 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.