superdown Kalia Bikini Top in Tan. - size XXS (also in L, M, S, XL, XS) superdown Kalia Bikini Top in Tan. - size XXS (also in L, M, S, XL, XS) 85% polyester 15% elastane. Hand wash cold. Halterneck and back self-tie closures. Unpadded. Midweight swimwear fabric. Item not sold as a set. SPDW-WX353. SDX10010 U25. 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.