A beautifully draped silhouette makes a statement without needing to say much. The open-back detailing follows the silhouette of this long dress, creating soft definition, while the knotted back sash adds an unexpected twist. It feels sleek, sophisticated, and subtly sultry. Fit & FeaturesSmooth, lined knit fabric, high stretch, Sleeveless cowl neckline, Back hook-clasp fastener, Open back with cascading knotted sash, Mermaid ruched silhouette, Floor-length hem, Runs true to size, Where to Wear:Wedding guests, balls, black-tie events, galas, rehearsal dinners, formal celebrations, cocktail parties, fashion-forward events Free Shipping on All Orders Over $75. | Windsor Marlena Knotted Sash Mermaid Formal Dress in Navy Blue | Size: S | Knit Fabric