Classic Sky Blue White Off-The-Shoulder Mermaid Prom Dresses Sheath Long With Gem Elegant off-the-shoulder silhouette in a striking sky blue and white colorway, this mermaid gown features a fitted sheath bodice that flows into a dramatic fishtail hem. Intricate gem embellishments cascade across the bodice and neckline, creating a luminous focal point. The sweeping train and refined proportions deliver timeless sophistication for prom, formal events, or black-tie occasions. A couture-inspired design that balances classic elegance with contemporary allure.