Imported Button closure 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. OMNI-WICK: The ultimate moisture management technology for the outdoors. Omni-Wick quickly moves moisture from the skin into the fabric where it spreads across the surface to quickly evaporate??keeping you cool and your clothing dry. ADVANCED TECHNOLOGY: The Columbia Men??s Smith Creek Woven Short Sleeve Shirt guards against sun damage thanks to the built-in UPF 50 rated material. The breathable, quick wicking fabric pulls moisture and perspiration away to keep you comfortable all day. HANDY FEATURES: This short sleeve shirt features button down style with a handy tabbed chest pocket. BUILT TO LAST: Columbia??s attention to detail is what sets our apparel apart from others. We use only the highest quality materials, expert craftsmanship, and durable stitching. This is a comfortable shirt you will enjoy for seasons to come.