Cary by Reformation is made from 100% cotton and has zero stretch, just like your favorite pair of vintage jeans. Cary by Reformation is made from 100% cotton and has zero stretch, just like your favorite pair of vintage jeans. 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.