100% Polyester Imported OMNI-SHADE: Be safe and protected. Omni-Shade blocks UVA and UVB rays to help prevent sunburns and long-term skin damage. The tight weave construction with UV absorbent yarns block the full spectrum of harmful UV rays. SIGNATURE LOGO: This long sleeve shirt features our signature logo at the chest for added style. BREATHABLE FABRIC: Our quick-dry fabric pulls moisture away from the skin so sweat can evaporate quickly. ACTIVE FIT: An active fit provides you with the comfort to take on any activity or fish. ADVANCED TECHNOLOGY: Columbia’s Men’s PFG Terminal Deflector Long Sleeve Woven shirt features our signature UPF 50 fabric for maximum protection against UVA and UVB rays and our breathable wicking fabric that pulls moisture away to keep you cool and dry.