JAEDEN Vintage 1950s Retro Rockabilly Prom Dresses Sleeveless Classy Cocktail Party Swing Dress with Floral Print 95% Cotton and 5% Spandex Classy 1950's style Dress, A Line Style Swing effect: Try to select a petticoat if you want the swing effect just as in the picture. Please check the size chart from the picture on the left side and choose the best one for you! It's great vintage dress for daily casual, formal party, dating, banquet, special occasion and so on