PARIS, FRANCE - SEPTEMBER 30: A model, hair detail, walks the runway during the Christian Dior show as part of the Paris Fashion Week Womenswear Spring/Summer 2017 on September 30, 2016 in Paris, France. (Photo by Peter White/Getty Images)
PARIS, FRANCE - SEPTEMBER 30: A model, hair detail, walks the runway during the Christian Dior show as part of the Paris Fashion Week Womenswear Spring/Summer 2017 on September 30, 2016 in Paris, France. (Photo by Peter White/Getty Images)