Zapakasa Women Black Tie Formal Dress With Slit Mermaid Halter Neck With Hook Satin Elegant Long Evening Dress Women's Halter Formal Dresses & Evening Gowns Nordstrom Black Tie Halter Neck Ruched Midi Dress AX Paris Xscape Women's Satin Halter Tie Neck Floor Length Dress Black tie sits comfortably at the peak of formality without being too over the top. It's that sweet spot between cocktail attire and the ultra fancy white tie. Think of it as the perfect balance