Giddy up! This Western-inspired top is perfect for a denim-on-denim look, featuring a collared halter-neck and silver buttons. Giddy up! This Western-inspired top is perfect for a denim-on-denim look, featuring a collared halter-neck and silver buttons. 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.