Two models pose backstage before presenting the collection of Chinese designer Zhang Peng during the China Fashion Week in Beijing on March 29, 2019. (Photo by Fred Dufour/AFP Photo)

A model has her hair done backstage before the Taoray Wang fashion show during New York Fashion Week in New York, New York, 09 February 2019. New York Fashion Week for designer's autumn and winter lines is being held from 06 to 13 February 2019. (Photo by Peter Foley/EPA/EFE)

A model presents a creation by Versace during the Milan Fashion Week in Milan, Italy on February 22, 2019. (Photo by Alessandro Garofalo/Reuters)

A model walks the runway at the Pam Hogg show during London Fashion Week September 2019 at Victoria House on September 13, 2019 in London, England. (Photo by Splash News and Pictures)

A model walks the runway at the Hakaan Spring Summer 2012 fashion show during Paris Fashion Week on October 4, 2011 in Paris, France. (Photo by Nathalie Lagneau/Catwalking/Getty Images)

A model presents a hairstyle creation by stylist Flavia Attard Borg during the Malta Fashion Awards, the climax of Malta Fashion Week, in Valletta, Malta on May 31, 2019. (Photo by Darrin Zammit Lupi/Reuters)

A model displays a creation by Portuguese designer David Ferreira on the second day of the Lisbon Fashion Week, at the Carlos Lopes Pavillion in Lisbon, Portugal, 09 March 2019. (Photo by Miguel A. Lopes/EPA/EFE)

A model present a creation by Marina Hoermanseder during the Berlin Fashion Week Autumn/Winter 2019/20 in Berlin, Germany, January 17, 2019. (Photo by Fabrizio Bensch/Reuters)