Zac Posen's strapless sheath dress is crafted of purple compact knit. Contoured seams at front and back. 33" from topline to hem (approximately). Concealed back zip closure. Partially lined. Boning and padded cups at interior. Available in Purple. 80% viscose, 14% polyamide, 6% spandex. Lining: 100% cotton. Dry clean. Made in U.S. Our model is 5'10"/178cm and wearing a size 6.