H&M Sleeveless Dress with open back

Size 4 but fits like XS. The waistline is elastic, but could be tight at the chest (back measure 15.5 inch) The color is a vibrant maroon/plum 100% viscose Only wore a handful of times. Minor stitching defects as shown in the picture (but this might be from the original product…) like new. No pets no smoke