Celebrate in sexy style in this long navy blue formal dress. This slinky evening dress features a deep v-neck bodice with double straps that drape over the shoulders before crossing over the open back. The backless long jersey designer dress has a band that defines the natural waistline and tops the curve-contouring long trumpet skirt. The long skirt has a back slit that opens with every step you take. A sultry look for prom 2020, a fancy gala, or any black-tie event, this long navy blue formal dress, under $150, balances flirty style and affordability.

SimplyDresses Back-Slit Long Navy Backless Formal Dress VNSVUEO