Here's a high-neck backless long sequin prom dress for the girl who loves a bold look. Bright and beautiful, this open-back long designer dress by La Femme has a high neckline with thin shoulder straps. Smoothing over the hips, this sequin long evening gown showcases a bare back with every turn, while the curve-hugging long skirt opens in a side slit before reaching the floor. An eye-catching choice for prom, fancy galas, and other formal events, this high-neck backless long sequin prom dress by La Femme allows you to stand out in a crowd.