Models on the catwalk Yeezy: Season 4 show, Spring Summer 2017, New York Fashion Week, USA on September 7, 2016. (Photo by Your Name/BFA/Rex Features/Shutterstock)
A model waits backstage before the Spring/Summer 2017 Fashion Palette show at New York Fashion Week in Manhattan, New York, U.S., September 8, 2016. (Photo by Andrew Kelly/Reuters)
A security guard looks at the models during La Perla’s presentation at the Dream Hotel. Mercedes-Benz Fashion Week, New York City, Spring 2014. From the series “Fashion Lust”. (Photo by Dina Litovsky)
Models walk the runway at the Maria Escote show during Madrid Fashion Week Fall/Winter 2015/16 at Ifema on February 10, 2015 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)
A model is filmed backstage before the Jeremy Scott Fall/Winter 2015 collection presentation at New York Fashion Week February 18, 2015. (Photo by Andrew Kelly/Reuters)
A model walks the runway at the annual Victoria's Secret fashion show at Earls Court on December 2, 2014 in London, England. (Photo by Tim P. Whitby/Getty Images)
A model has her hair done before The Blonds Spring/Summer 2016 collection during New York Fashion Week in New York September 16, 2015. (Photo by Carlo Allegri/Reuters)