The Columbia Men's PFG Solar Stream II Graphic Long Sleeve Crew Neck Shirt features broad-spectrum UV protection, sweat-wicking, and quick-drying fabric for comfort and utility on and off the water. FeaturesOmni-Shade Broad Spectrum UPF 50 protects against skin damage using select fibers and fabrics to block a wider range of UVA/UVB rays, so you stay safer in the sunOmni-Wick keeps you dry and cool by pulling moisture to the fabric's surface to evaporate, delivering fast-drying, next-to skin comfort in the heatQuick-drying treatment allows garments to dry faster by helping moisture escape from the surface of fabric, so you stay comfortable while being activeLong-lasting sublimated graphic