Detailed at the shoulders with cutouts, Zac Posen's sleeveless gown is made of royal blue compact knit. Jewel neck. Contoured seams at front and back. V'd back. 63" from shoulder to hem (approximately). Concealed back zip closure. Lined with silky twill. Available in Royal Blue. 80% viscose, 14% polyamide, 6% elastane. Lining: 96% polyester, 4% Lycra® spandex. Dry clean. Made in U.S. Our model is 5'10"/178cm and wearing a size 4.