House of CB Sancha Backless Stretch Knit Maxi Dress in Black. Size XS. Features close fitting silhouette, mock neck, long fluted sleeves, cut out open back, semi sheer, very stretchy fine knit fabrication, floor length, unlined, slip on style. 100% viscose. Great used condition, no notable flaws. Tags: black tie, cocktail ei, evening, formal, wedding guest, dark, stretchy, fancy, nice, dress up, party, birthday, tight, turtleneck Chest: 14" Waist: 10.5" - unstretched Length: 67" (approx.)