Self: 95% viscose , 5% elastan. Contrast Fabric 1: 100% poly. Contrast Fabric 2: 90% polyamide 10% polyurethane. Lining: 100% silk. Made in USA. Dry clean only. Internal bustier. Hook and eye back closures. Ruffled trim. Our Style No. PROE-WS120. Manufacturer Style No. R182450 BY099.