NWT Dress The Population Kienna One-Shoulder Metallic Gown. Small, Prom, Wedding, $248 RTL Fit And Flare Gown 60 1/4" Length from CF SELF: 57% POLYESTER, 43% METALLIC LINING: 95% POLYESTER 5% SPANDEX One-shoulder fit and flare gown, eye-catching metallic color with cut-out detailing at the neckline, a high front slit, and flattering ruching on the bodice. Side zip. Fully lined. Limited stretch.