The athletic apparel brand is collaborating with Roksanda for a limited-edition line.

The top 5 beauty trends from London Fashion Week

Featuring tailored top handles and quilted carryalls.

Think: space-occupying shapes and pattern mixing.

Black, gray and navy were in short supply on the red carpet.

For a day that included hanging out with teenagers and the head of a nation.

Plus, details on Opening Ceremony's new Brooklyn pop-up.

Feast your eyes on the season's best.

Jourdan Dunn, Karlie Kloss, Rosie Huntington-Whiteley and Lottie Moss also turned out for the very stylish event.

From Burberry to Mother of Pearl, it was all about velvet and exaggerated sleeves.

Christopher Kane, Erdem, Huishan Zhang, Peter Pilotto and more.

London is done rehashing the '70s. Instead, designers pushed themselves to bring new ideas to the table, or otherwise borrowed from the annals of English costume history, for a dramatic spring 2016 season.

A subtle variation on the '90s favorite.

Rupert Maunsell has been brought on to lead a series of key hires.

Tired of dresses and jumpsuits? We've got some ideas for you.

With some Balmain and Valentino mixed in.

Fall 2015 is not a season for subtle accessories.

Ranked in order of best to...still really good. Spoiler alert: Kate Moss dancing at a fashion show was the best.

It started with her "sexy James Dean" hair.