General view during the Gucci event during Milan Fashion Week Fall/Winter 2017/18 on February 22, 2017 in Milan, Italy. (Photo by Vittorio Zunino Celotto/Getty Images for Gucci)

Members of the audience sit in the centre of the catwalk as the watch models for the C/MEO Collective walk by at Fashion Week Australia in Sydney on May 17, 2017. (Photo by Jason Reed/Reuters)

A model backstage ahead of the Dee by Dalia show during Fashion Forward Fall/Winter 2016 held at the Dubai Design District on April 2, 2016 in Dubai, United Arab Emirates. (Photo by Stuart C. Wilson/Getty Images)

Chocolate-lovers have gathered for the first Salon du Chocolat fashion show and festival in Brussels. The festival takes place in 19 cities worldwide, but this year marks the first Salon du Chocolat in Brussels. The main feature of the festival was a fashion show, where chefs and designers collaborated to create chocolate outfits. (Photo by Farrukh Younus/Implausibleblog)

A woman wearing a four-leaf clover-like hairpin takes a selfie nearby Nanluoguxiang street in Beijing, China, September 16, 2015. Wearing antenna styled hairpins in the shape of various flowers and plants at scenic spots has become a new trend in Beijing. (Photo by Kim Kyung-Hoon/Reuters)

A model takes selfie with mobile phone as she presents a creation from the Dolce & Gabbana Spring/Summer 2016 collection during Milan Fashion Week in Italy, September 27, 2015. (Photo by Stefano Rellandini/Reuters)

A model presents a creation by French designer Barbara Bui as part of her Spring/Summer 2016 women's ready-to-wear collection during Fashion Week in Paris, France, October 1, 2015. (Photo by Charles Platiau/Reuters)