Kiah Long Sleeve Backless Maxi Dress in Black Oh Polly How athletic Diana inspired this season's sleeveless fashion trend Diana Diana Strapless Maxi Dress Coco Fashion Nova. Features: Look stunning in the Diana Backless Sleeveless Maxi Dress. Featuring an elegant bodycon design with a sexy spaghetti strap lace up top and backless design. this maxi dress will have you turning heads at any occasion. Show off your curves with an eye catching look that is sure to make you the center of attention.