The Zinnia skirt from Reformation is a low-rise maxi with front pleating, a fitted waist, and an A-line silhouette. The Zinnia skirt from Reformation is a low-rise maxi with front pleating, a fitted waist, and an A-line silhouette. 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.