The Non-Blonde: Sisters- Sienna and Savannah Miller

Sienna and Savannah Miller leave Twenty8Twelve - Telegraph

Designer Savannah Miller sounds off on money, teamwork and her latest beauty venture

We love Sienna Miller's new red hair.

Sienna Miller in kimono dress at Farms Not Factories charity banquet

Sienna Miller at the London Fashion Week presentation for Twenty8Twelve, designed by Savannah at 2 Temple Place, London Stock Photo - Alamy

Miller sisters hi-res stock photography and images - Alamy

5 minutes with Savannah Miller

Sienna and Savannah Miller design catwalk show - The San Diego Union-Tribune

Celebrity sisters Sienna and Savannah Miller pose for their portrait at the launch of their fashion label's latest collection: Twenty8Twelve. London F Stock Photo - Alamy

We love Sienna Miller's new red hair.