5 Reasons to Skip Your Next Hair Color Appointment: It Brit Joanna Halpin and the Case for Dark Roots InlineAugust 5, 2015Save StorySave this storySave StorySave this storyPhoto: Courtesy of Joanna Halpin / @joannahalpin1/5Photo: Courtesy of Joanna Halpin / @joannahalpin2/5Photo: Courtesy of Joanna Halpin / @joannahalpin3/5Photo: Courtesy of Joanna Halpin / @joannahalpin4/5Photo: Courtesy of Joanna Halpin / @joannahalpin5/5