Fit & Design: Compressive fit swim jammer Constructed with Durafast Elite(R) fabric for 300+ hours of performance, chlorine resistance, and colorfast Fully lined with anti-microbial lining for comfort and to keep each fiber feeling fresh and clean 360-degree range of motion for ultimate movement and mobility Adjustable drawcord waist provides a customizable fit Technology: UPF 50+ sun protection shields from the sun's harmful rays