TYR’s Tortuga Trunk come with a Durafest Elite construction that combines specialised polyester and spandex for a comfortable, tight fit that will last swim after swim. The exterior of the trunks come with UPF 50 sun protection and comes with a chlorine resistant outer layer. Meanwhile, for a great fit the trunks come with a subtle, internal drawcord and the brief is lined with an antimicrobial lining.