A model presents a creation during the pushBUTTON catwalk show at London Fashion Week Women's A/W19 in London, Britain February 19, 2019. (Photo by Henry Nicholls/Reuters)

Models present creations by designer Tommy Hilfiger as part of his Fall/Winter 2019-2020 women's ready-to-wear collection show during the Paris Fashion Week in Paris, France, March 2, 2019. (Photo by Regis Duvignau/Reuters)

Cara Delevingne and other models react while presenting creations by late designer Karl Lagerfeld as part of his Fall/Winter 2019-2020 women's ready-to-wear collection show for fashion house Chanel at the Grand Palais during Paris Fashion Week in Paris, France on March 5, 2019. (Photo by Regis Duvignau/Reuters)

A model gets her outfit arranged backstage before showcasing the collection by Zhang Kejia during the China Fashion Week in Beijing on March 26, 2019. (Photo by Nicolas Asfouri/AFP Photo)

A model waits backstage during a show of the third bi-annual Budapest Central European Fashion Week in Budapest, Hungary, 30 March 2019. (Photo by Zoltan Balogh/EPA/EFE)

A CRH train is seen passing through Nanjing South Railway Station, which is part of the Beijing-Shanghai High-Speed Railway Line, on March 27, 2011 in Nanjing, Jiangsu Province of China. The High-Speed railway line is 1,318 kilometres long, running between Beijing and Shanghai. The line will open on June 10, 2011. (Photo by ChinaFotoPress/Getty Images)

Models pose backstage ahead of the Review of Australian Fashion Week show as part of Mercedes Benz Fashion Festival Sydney 2011 at Sydney Town Hall on August 24, 2011 in Sydney, Australia. (Photo by Lisa Maree Williams/Getty Images)

A model walks the runway during the Neon Sao Paulo Fashion Week Spring/Summer 2013 Collections Show on June 14, 2012 in Sao Paulo, Brazil. (Photo by Fernanda Calfat)