Formal Sequin Halter Gown Backless Purple Multi Color Size XL RUNS VERY SMALL

New with tag, Lin Lin Q Miss Ord halter sequin prom dress. This dress runs very small. The brand's size chart is shown in the photos. According to the brand, the dress fits similar to a US 12. When flat and unstretched dress measures 16" straight across bust, 15" across waist, 18" across hips and 67" in length. Dress will stretch somewhat due to spandex in the fabric.