Women's Black Formal Dresses & Evening Gowns Dillard's Black Halter Maxi Dress Halter Maxi Dress Mermaid Maxi Dress Lulus The floor length black sequin and velvet dress features a deep plunging V neckline that adds a striking edge. The mix of sequins and velvet creates a rich, shimmering texture. A flowing back Long Black Formal Dress with Three Quarter Sleeves Black 6 Chic Black Lace V Neck Long Sleevess Mermaid Prom Dresses Sheer Floor Length Evening Gowns