Atria Long Formal Dress 6859hAchieve the perfect fit with this long metallic mermaid prom dress 6859H from Atria Couture. Perfect for prom, galas, and other formal events, this dress features a large front cut out on a scoop neck bodice, as well as thin shoulder straps that lace up over an open back. Available in misses and some plus sizes, this elegant evening gown boasts a high waist that accentuates the curve hugging mermaid skirt and a subtle side slit. The finishing touch? A