Frankies Bikinis Mackenzie Reversible Bikini Bottom in Pink. - size L (also in XS, S, M, XL) Frankies Bikinis Mackenzie Reversible Bikini Bottom in Pink. - size L (also in XS, S, M, XL) 80% nylon 20% spandex. Hand wash. Side tie closure Self-tie halterneck. Item not sold as set. FRBI-WX1536. 11171NS. Malibu made, Frankie's Bikinis are the inspired creations of Francesca Aiello, drawing from natural wonders like the Hawaiian shoreline and the California cost. The born and bred California girl designs each piece with the sun kissed surfer girl in mind. Her designs are functional but fashionable featuring flirty accents, low cuts and high-quality materials. Frankie's Bikinis were made for soaking up sun, hitting the waves or just enjoying the perfect beach day.