I just love how they have stayed true to their individual aesthetics over the years!
Ashley wears dress by The Row, shoes by Manolo Blahnik & jewels by Cartier.
Mary Kate wears jacket by Chanel, skirt by The Row & shoes by Louis Vuitton.
The designers took the opportunity to debut their Fall 2011 Handbag Collection at the event by sporting the bags on the Red Carpet.