Petra Ecclestone went out in Santa Monica to celebrate her sister's 24th Birthday.
She is wearing a tight black dress with a flared hem that accentuates her figure. It has a cross back strap.
She also showed some amazing bling with a swarovski encrusted clutch.
Her shoes are Louboutin Pigalle Pumps.
Get her style at PrismCouture with our Britney Patent Pump, $157.99