100% silk. Lining: 100% viscose. Back exposed zipper closure. This is a beautiful Ulla Johnson dress that unfortunately no longer fits me after I gained weight. It's in excellent condition and only worn a few times with no flaws. Great dress for festivals with aztec bohemian style.' SOLD OUT Revolve listing: https://www.revolve.com/ulla-johnson-juliette-dress-in-navy/dp/ULLA-WD62/