Wore only once for my engagement party- dry cleaned

Dry cleaned- but the bottom part still has black/ grey marks, they are not noticeable though Self: 60% polyester, 40% acetate Lining: 97% polyester, 3% spandex Lace Trim: 100% polyester Made in China Hand wash Fully lined Hidden back zipper closure Midweight crepe fabric with lace trim and side seam slit Neckline to shortest hem measures approx 20" and to longest hem approx 60" in length Revolve Style No. SLEE-WD228 Manufacturer Style No. S23D10 CA WARNING: Click here to review California Prop 65 information related to this product.