Forever 21+ - a midi sweater dress featuring a plunging surplice neckline, mock wrap design, dropped long sleeves, self - tie waist, ribbed trim, and a bodycon silhouette. . 50% rayon, 29% polyester, 21% nylon. Hand wash cold. Model is 5'9" and wearing a size 2x. Women's surplice midi sweater dress in black, 1x