From the manufacturer: Description Satin bias-cut Maxi dress Lace detailing, invisible zipper on side, open back with adjustable cross tie closure, invisible zip at back Non-stretch material, fully lined Main: 100% polyester, lining: 100% polyester, lace: 92% nylon 8% elastane Cold gentle machine wash Cover image is an AI generated representation of fit and style, please refer to all pictures for sizing and condition