This Bmbridal floor-length, sleeveless prom dress delivers a dramatic, figure-skimming mermaid silhouette with a sweetheart neckline and crystal embellishments on delicate tulle. The sleeveless design emphasizes the shoulders, while the mermaid flare creates graceful movement as you walk the floor. A sweeping brush train completes the look for a poised, formal aesthetic. A concealed back zipper ensures a smooth, uninterrupted line from neckline to hem, keeping the focus on the silhouette and crystal detailing. Crafted for 春, 夏, and 秋 seasons, this dress offers versatility for Spring, Summer, and Fall events, making it a solid choice for prom or other formal evenings where a refined, eye-catching profile matters. Neckline: Sweetheart Silhouette: Mermaid Hemline: Floor-length Train: Sweep / Brush Train Back: Zipper Sleeve Length: Sleeveless Material: Tulle Embellishment: Crystal Season: Spring, Summer, Fall