About The Brand - Theory Believes The The Perfect Outfit Can Change The Way You Feel. For Over 25 Years, Theory Has Developed Innovative Fabrics And Highly Functional Pieces That Feel Great And Fit Perfectly. Theory's Seasonal Collections Are Versatile, Expertly Tailored And Easy-To Wear. Straight Shell Core Silk-Blend Top In Ivory With Straight Silhouette And A Back Keyhole Opening Approximately 28In From Shoulder To Hem Model Is 5'11 And Is Wearing A Size Small. Measurements May Vary Slightly By Size. Hook-And-Eye Closure 95% Silk, 5% Elastane Dry Clean Only Imported