This must - have shapewear mini tank dress flatters, lifts, and smooths without constricting! It features a round neckline, racerback, and bodycon silhouette, as well as a lightweight double - layered knit fabric that contours the body for a flattering and smoothing fit with minimal seams and high functionality. | Shell: 89% nylon, 11% spandex | Lining: 88% nylon, 12% spandex | Hand wash cold | Model is 5'7.5" and wearing a Small | Women's Contour Mini Tank Dress in Black, XL