Cut Out Back Sleeveless Sequin DressSEXY CUTOUT KEYHOLE BACK AND V NECK. Take on the sexy backless dress trend in this little navy blue dress. Modest in the front with a sexier daring back, the keyhole design lets you show off those lovely shoulder blades. Falling to about mid thigh length. ALL OVER SPARKLING SEQUIN DESIGN WITH SEWN IN LINING. There's nothing worse than wearing a dazzling evening sequin dress only to have the sequins fall out by the end of the night, so we've sewn these