Satin Cowl Neck One Shoulder Open Back Ruched Mermaid Floor Length Prom DressBL's elegant Prom Dress features smooth satin fabric, a draped cowl neck, and a modern one shoulder design. The open back and ruched detailing at the waist add contemporary allure, while the form fitting mermaid silhouette flows into a floor length hem. Available in ivory and navy blue, this dress is perfect for Prom nights, formal galas, or black tie events.