Special Occasion A special evening begins in the Cassandra satin formal dress with a lace-up back and mermaid silhouette to make you fall in love! Fit & Features Stretch satin fabric Cowl sweetheart neckline Spaghetti straps Lace-up back Mermaid wrap silhouette High slit, floor-length hem Runs true to size Where to Wear: Prom, black-tie parties, weddings, and galas.