Millie Bobby Brown is rewriting the fashion playbook, one polished selfie at a time. The actress and entrepreneur is proving she's not just a red carpet queen - she's a full-blown style maven - with an Instagram feed full of head-turning looks posted all summer long. Brown launched her fashion label, Florence by Mills Fashion, last year in partnership with Delta Galil USA, and has since shared several snaps modeling some of her favorite pieces from the collection.