The NRS Women's H2Core Silkweight Long-Sleeve Shirt is the ultimate sun protective piece for boaters, but the quick-dry and wicking properties of its technical fabric perform just as well as an ultralight base layer for any outdoor activity.. . . . . Quick-drying technical fabric provides maximum sun protection.. Regular fit for casual comfort by itself, under a PFD or as a base layer for technical outerwear.. Silkweight fabrics enhance the body's natural cooling process by wicking excess moisture and drying quickly for cool comfort on the water.. Deliberate seam placement delivers friction-free zones under the arms for paddling and rowing comfort.. UPF 50+. Weight: 7 oz. Collections: Silkweight. Fabric: 5.4 oz. 92% polyester / 8% spandex blend. Fit: Regular fit. Imported.