Sienna Miller steps out in Twenty8Twelve Jaid Midi Dress

Sienna Miller was seen leaving the Royal Haymarket Theater after her performance in “Flare Path” in London late last month. She was wearing a dress from her own collection — the Twenty8Twelve Jaid Midi Dress — which you can buy at Shopbop.com. Her jacket is the RED Valentino Ruffle Washed Denim Jacket, which is also available through Shopbop.com. Lastly Sienna is wearing Rag & Bone Classic Newbury Booties.