The Reformation Pixie Top is a fitted number with ruching at the bust, back smocking, and thin spaghetti straps. The Reformation Pixie Top is a fitted number with ruching at the bust, back smocking, and thin spaghetti straps. 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.