Glamorous Mermaid Off-the-Shoulder Puff-Sleeve Bow-Accented Black Maxi Prom Dress for Women CustomGlamorous Mermaid Prom Dress merges bold sophistication with dramatic design: its off the shoulder neckline is elevated by a oversized white satin bow (paired with puff sleeves) for a striking two tone contrast, while the tailored black fabric hugs curves before flaring into a maxi mermaid skirt (with a subtle train for added glamour).