Significant Other Xena Bikini Brief in White. - size S (also in L, M, XL, XS) Significant Other Xena Bikini Brief in White. - size S (also in L, M, XL, XS) Self: 85% nylon 15% elastane Lining: 90% polyester 10% elastane. Made in China. Hand wash. Side tie closure. Lightweight swimwear fabric. Item not sold as a set. SIGR-WX15. SN2433B-HONEYDEW. Significant Other is a stylish 'beach to bar' brand for the modern woman. Natural fibers and relaxed, flattering silhouettes are the benchmark of this fresh Australian label. Driven by a need for well-priced and carefully crafted clothing in the market. Significant Other was born in the design offices of prominent Australian Label, Acler. Acler designers Kathryn Forth and Julia Ritorto form the creative team that is Significant Other.