Shelby Mini Dress Shelby Mini Dress 82% nylon 18% spandex. Hand wash cold. Fully lined. Side ruched details. Stretch fabric and fit. Imported. SPDW-WD624. SDD347 U19. 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.