Model walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by Jonas Gustavsson/Sipa

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Model Kaia Gerber walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by

Model walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by Jonas Gustavsson/Sipa

Model Kiki Willems walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by

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Model walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by Jonas Gustavsson/Sipa

Model Natalie Ludwig walks on the runway during the Saint Laurent Fashion Show during Paris Fashion

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Model walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by Jonas Gustavsson/Sipa

Model Maria Miguel walks on the runway during the Saint Laurent Fashion Show during Paris Fashion

Model Fernanda Oliveira walks on the runway during the Saint Laurent Fashion Show during Paris Fashion

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Model walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by Jonas Gustavsson/Sipa

Model Vilma Sjöberg walking on the runway during the Yves Saint Laurent Ready to Wear Spring/Summer 2020 show part of Paris Fashion Week on September 24, 2019 in Paris, France. (Photo by