100% Polyester(Chiffon) Feature: tie back, open back, square collar, ruched bust, smocked waist, elastic high waist, lantern sleeve, long sleeve, elastic cuff, above knee length, A line, slim fit, swing and elegant vintae chiffon dress. Design: The elastic smocked waist dress shows the body curves and hide tummy pretty well. Sexy open back with adjustable self-tie bowknot. Pretty ruffle hemline finish.