Nike Performance swimwear is generally sized for the competitive swimmer. As a rule of thumb, Nike recommends you order one to two sizes up to ensure proper fitting for the more casual swimmer. Splice through the water in high-performance style courtesy of Nike! ; Streamlined fit reduces drag and increases efficiency for better performance in the water. Chlorine-resistant fabric helps to prevent against fading. Wide shoulder straps provide added support. Racerback design allows a wider range of motion. Full rear coverage. Swoosh logo at left shoulder strap. 91% polyester, 9% spandex. Hand wash cold, line dry. Imported. If you're not fully satisfied with your purchase, you are welcome to return any unworn and unwashed items with tags intact and original packaging included.