Excellent preowned condition. Please look at the size chart. The back strap is not adjustable Step out in style in the ultra chic Omnia Midi Dress. It is made from a natural cheesecloth fabric in white. It features a high neckline with tie at back neck, ring and cutout details at waist, clasp closure at back and an ankle grazing skirt. Complete the look with the Strappy Paz Heels! Designed exclusively by Sabo. *Outer 100% Cotton | Lining 100% Cotton *Length 55.5" | Across waist 12" *Measurements taken from size S *Fully lined | Not sheer | Zip - hidden at side seam | Clasp closure - centre back *Model wears size XS *If between sizes, we suggest sizing up