A model is prepared backstage before the Mark Fast show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





A model is photographed backstage before the Jasper Conran Autumn/Winter 2019 fashion week runway show in London, Saturday, February 16, 2019.(Photo by Grant Pollard/Invision/AP Photo)





Models are seen backstage before the Mark Fast show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models are seen backstage before the Mark Fast show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models are seen backstage before the Mark Fast show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models are seen backstage before the Mark Fast show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage of the Bora Aksu show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage of the Bora Aksu show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage of the Bora Aksu show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage of the Bora Aksu show at London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





A odel prepares backstage of the Marta Jakubowski show during London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





A model prepares backstage of the Marta Jakubowski show during London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





Models pose backstage of the Marta Jakubowski show during London Fashion Week Women's A/W19 in London, Britain February 15, 2019. (Photo by Henry Nicholls/Reuters)





A model prepares backstage of the House of Holland catwalk show during London Fashion Week Women's A/W19 in London, Britain February 16, 2019. (Photo by Henry Nicholls/Reuters)





A model poses backstage of the House of Holland catwalk show during London Fashion Week Women's A/W19 in London, Britain February 16, 2019. (Photo by Henry Nicholls/Reuters)





A model prepares backstage of the House of Holland catwalk show during London Fashion Week Women's A/W19 in London, Britain February 16, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage of the Vivienne Westwood catwalk show at London Fashion Week Women's A/W19 in London, Britain February 17, 2019. (Photo by Henry Nicholls/Reuters)





Models pose backstage of the Vivienne Westwood catwalk show at London Fashion Week Women's A/W19 in London, Britain February 17, 2019. (Photo by Henry Nicholls/Reuters)





Models pose backstage of the Vivienne Westwood catwalk show at London Fashion Week Women's A/W19 in London, Britain February 17, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage of the Vivienne Westwood catwalk show at London Fashion Week Women's A/W19 in London, Britain February 17, 2019. (Photo by Henry Nicholls/Reuters)





Models prepare backstage before the Roberta Einer catwalk show at London Fashion Week Women's A/W19 in London, Britain February 19, 2019. (Photo by Henry Nicholls/Reuters)





Models pose backstage of the izzue catwalk show at London Fashion Week Women's A/W19 in London, Britain February 19, 2019. (Photo by Henry Nicholls/Reuters)





A model takes a selfie photograph backstage before the House of Holland Autumn/Winter 2019 fashion week runway show in London, Saturday, February 17, 2019. (Photo by Grant Pollard/Invision/AP Photo)





Models backstage ahead of the Mark Fast show during London Fashion Week February 2019 at the BFC Show Space on February 15, 2019 in London, England. (Photo by Luke Walker/BFC/Getty Images)