Womens Square Neck Backless Split Hem Midi Dress - Green - 10 - Green Goddess. This dress comes in a breathable, woven fabric and features a figure-skimming silhouette, square neckline, adjustable straps, backless design with zip-down closure, and bias-cut midi hemline with thigh-high split. Let your hair down and head out in lace-up biker boots or strappy square-toe mules. Style: Square Neck Backless Split Hem Midi Dress Fit: Fitted Length: Midi Occasion: Going Out Model is 5\'8” and wears a size M (US size 6/UK size 10).