British model Erin O'Connor attends the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

Shoes are seen backstage at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

Models present creations at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

Models present creations at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

Models present creations at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

Models wait backstage at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model presents a creation at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall 

A model is styled backstage at the Topshop Unique catwalk show at London Fashion Week Autumn/Winter 2016 in London, Britain February 21, 2016. REUTERS/Neil Hall