superdown Fallon Asymmetrical Mini Dress in Black. - size S (also in XS, M) superdown Fallon Asymmetrical Mini Dress in Black. - size S (also in XS, M) 63% rayon 32% nylon 5% spandex. Hand wash cold. Fully lined. Asymmetric neckline and hem. Hidden back zipper closure. Imported. BTWR-WD558. BTD448 U18. 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.