Turn heads in the superdown Cecilia One Shoulder Dress in Black. With allover sequin embellishments and a feather hem, it's the perfect statement piece to make you stand out and shine at any event.. Self: 95% polyester 5% spandex Trim: 100% ostrich feather. Made in China. Hand wash. Fully lined. Hidden side zipper closure. One shoulder styling Allover sequin embellishments with feather trim. SPDW-WD2388. SDD3771 H23. 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.