A Canadian fashion model Coco Rocha By Craig McDean. Vogue US (May 2008). Photographer: Craig McDean; Fashion Editor: Grace Coddington; Editorial: Daring Do; Model: Coco Rocha; Hair: Julien d’YS; Makeup: Diane Kendall. (Photo by Craig McDean/Vogue)

A model poses at Checkpoint Charlie, a historic place in the German capital to promote the fashion magazine “Sous” on June 12, 2012. (Photo by Maurizio Gambarini)

Models wear creations by brand Leonisa during Colombiamoda fashion event in Medellin, Colombia, July 28, 2015. (Photo by Fredy Builes/Reuters)

A model presents a creation by Paradizia during Colombiamoda fashion event in Medellin, Colombia, July 29, 2015. (Photo by Fredy Builes/Reuters)

Model Hailey Baldwin is seen walking in Soho on February 10, 2017 in New York City. (Photo by Splash News and Pictures)

A model presents a creation by Chinese designer Chen Wen at China Fashion Week in Beijing, China March 29, 2017. (Photo by Jason Lee/Reuters)

Models wait backstage during Ukrainian Fashion Week in Kiev, March 17, 2016. (Photo by Gleb Garanich/Reuters)

Bathing suit models are shown listening to the radio on the beach, circa 1940's. (Photo by Bettmann Archive/Getty Images)