Actress and model Charlotte McKinney attends the grand opening of NightSwim at Encore Beach Club at Wynn Las Vegas on May 5, 2017 in Las Vegas, Nevada. (Photo by David Becker/Getty Images for Wynn Las Vegas)

A model displays a creation by French designer Isagus Toche, during eco-clothing fashion show from recycled materials in Kiev, Ukraine, on 23 June 2017. (Photo by Stepan Franko/EPA/EFE)

Producer Traci Szymanski and Polish model Joanna Krupa attend the Casamigos Halloween Party at a private residence on October 28, 2016 in Beverly Hills, California. (Photo by Michael Kovac/Getty Images for Casamigos Tequila)

Model Bella Hadid at The Gilded Lily after party for the release of Bella Hadid Paper Magzine cover on December 16, 2016 in New York City. (Photo by Lipson/BFA/Rex Features/Shutterstock)

A model falls and gets help back to her feet during the fashion show for the Givenchy Spring 2016 collection at Fashion Week on, Friday, September 11, 2015, in New York. (Photo by Bebeto Matthews/AP Photo)

A model presents a creation by designer Nadir Tati, as part of her Summer 2016 collection, during Lisbon Fashion Week, Portugal, October 11, 2015. (Photo by Rafael Marchante/Reuters)

A model wears a creation by Peruvian designer Jessica Butrich during Lima Fashion Week, LIF Week Summer 15-16 in Lima October 28, 2015. (Photo by Mariana Bazo/Reuters)

A model wears a creation for Yves Saint Laurent's Fall-Winter 2016-2017 ready to wear fashion collection presented Monday, March 7, 2016 in Paris. (Photo by Thibault Camus/AP Photo)