Size 2. Model is 5'10 and wearing this size. Long enough for tall girls! 100% Rayon Lining 1: 95% Polyester/ 5% Spandex Lining 2: 100% Polyester Dry Clean Only Measurements based on Size 4 Front Length: 54 1/2" Back Length: 59 1/2" Bust: 35" Waist: 29 1/4" Hip: 38" True to Size Low-cut Sheer