A model presents a creation of designer Asifa Nabeel during Bridal Couture Week 2016 in Lahore, Pakistan, Sunday, November 27, 2016. (Photo by K.M. Chaudary/AP Photo)
Model Jessie May Smart poses with Blue Morpho butterflys, ahead of the opening of, “Butterflies in the Glasshouse”, at RHS Wisley in Wisley, Britain, January 13, 2017. (Photo by Peter Nicholls/Reuters)
Models are filmed walking backstage before the Victoria's Secret Fashion Show in the Manhattan borough of New York November 10, 2015. (Photo by Carlo Allegri/Reuters)
A model presents a creation from the Betsey Johnson Spring/Summer 2016 collection during New York Fashion Week in New York, September 11, 2015. (Photo by Andrew Kelly/Reuters)
A model uses a hat to cover her face as stylists apply hairspray backstage before the Ashish Spring/Summer 2016 collection during London Fashion Week in London, Britain September 22, 2015. (Photo by Suzanne Plunkett/Reuters)
A model takes selfie with mobile phone as she presents a creation from the Dolce & Gabbana Spring/Summer 2016 collection during Milan Fashion Week in Italy, September 27, 2015. (Photo by Stefano Rellandini/Reuters)
Model Bella Hadid falls as she walks the runway at the Michael Kors Spring 2017 Runway Show duing New York Fasion Week at Spring Studios on September 14, 2016 in New York City. (Photo by Rex Features)
A model has a wig prepared backstage before The Blonds Spring/Summer 2017 collection during New York Fashion Week in the Manhattan borough of New York, U.S., September 11, 2016. (Photo by Lucas Jackson/Reuters)