To keep up with your adventures, this award-winning, sunblocking favorite continues to evolve. We”ve upgraded the fabric to Nilit nylon, and the ultrafine fibers provide constant cooling, breathability, UPF 50, odor blocking, and have smooth, matte texture. The style stays sleek with front seams wrapping forward at hem to flatter. Fresh: The patented SILVADUR polymer delivers silver ions to the fabric surface and activates them in the presence of undesirable bacteria, helping eliminate odor and keeping you fresher for the life of the garment. Soft and cooling: Ultrafine Nilit fibers provide constant cooling, breathability, UPF 50, odor blocking, and a smooth, matte texture.