Abstract Le chateau shift dress

Size tag says xxl - but please see measurements Cobalt blue/black abstract pattern. Synthetic stretchy knit dress. Sleeveless. Scoopneck. Bodycon dress. Zippered back. Fully lined. Straight hem. Seam at waist. Ruching detail at side of waist under front seam. Around knee length, depending on height. Label says 94% polyester/ 6% spandex. Never worn. Like new. Across shoulder 18 inches wide. Armpit to armpit 21 inches. Shoulder to hemline 41 inches. Waistline seam 18 inches across dress front.