Womens Knot Halter Neck Satin Midi Dress - Blue - 16 - Backless beauty. This dress comes in supple satin and features a flattering, figure-skimming silhouette, midi hemline, halter neckline with knot tie detailing, sleeveless style, and open back design with oversized bow tie closure. Perfect for showing off your shoulders at your annual office party. Wear yours with patent leather boots or strappy square-toe heels for a last min wedding guest outfit. Style: Knot Halter Neck Bow Tie Backless Satin Midi Dress Fit: Relaxed Length: Midi Occasion: Going Out Model is 5'10.5” and wears a size M (US size 6/UK size 10).