Your go-to tri bikini top. Made with ultra thin straps that tie around the neck and back to give you a custom fit, this is a timeless triangle bikini. The Tia bikini top is designed in our newest glitter swim fabric. Finished off with a gorgeous pop of neon pink, calling it now, this glitter bikini is going to be a summer hit. Exclusively from the Frankies Bikinis x Naomi Osaka collection.