Backless Long Halter Prom Dress: Atria 7035HSlip into this plunging v neck long halter prom dress 7035H and feel the heat. From Atria Couture, this gorgeous long bodycon formal dress features a ruched deep v neck bodice with halter straps that attach at the back of the neck. In misses and some plus sizes, this floor length evening gown has a flirty open back and a hip hugging long skirt with a thigh high side slit and a small train that completes the design. Proudly made in the USA, this long