The former "Full House" stars graced the Alexei Hay shot dual front pages with Mary-Kate clad in a Swarovski-crystal and sequined-lace dress while her sis opted for a crystal and gabardine coat by Prada.
Highlights from the Olsen girls' interviews are as follows. For more, be sure to pay a visit to ELLE UK!
On how it's easier tackling their ventures as a duo:
"We are perfectionists. We always wanted to be closely involved with everything, totally hands on - that's why it works. If we step away, it stops working."
On refusing to share certain clothing items:
"There are some items we get a little possessive about."
On not being obsessed over their outfit choices:
"I sometimes wear sweatpants on a plane," Ashley said before her sister added, "I'm not very aware of trends or hot new items. We're not cool."