Superdown Brynlee One Sleeve Dress in Black. Size M, S, XS, XXS. Self: 95% nylon 5% spandex Lining: 95% polyester 5% spandex. Made in China. Hand wash. Partially lined. Hidden back zipper closure. Superdown is a contemporary label offering on-demand, on-trend, on-social apparel. Always on the pulse of the latest styles, superdown is the go-to for aspiring, trendy, fashion-loving babes who are #superdown for anything.