NWT WHBM Satin Polka-Dot Sheath Dress, size 10. Sleek satin dress boasts a sweetheart neckline, feminine tailoring and a stunning, open back. 97% Polyester, 3% Spandex. Contour fit. Cap sleeves. Triangle keyhole back with button closure. Hidden back zip with hook-and-eye closure. Fully lined. Length: 39", 17.5” pit to pit flat.