H&M Black Cocktail Dress With Open Back

NWOT black dress. Simple, yet elegant look. Beautiful seam-line designs on front and back of dress. Please see close up pictures of detail. Open back, dress comes to knee length. Button tie at the back of dress around the neck area. Button is a clear color. Size: L Material: 75% Polyester, 25% Viscose, 5% Elastane Measurements: Length 36.5inch This was a dress I purchased but never worn. Like new condition.