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 sun 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 comfortable READY FOR SUN: You'll be ready for warm, sunny days in this short sleeve tee with built-in UPF 50 and sweat-wicking power COMFORT STRETCH: Crafted from a polyester cotton blend for a comfort stretch shirt that offers unrestricted range of motion — ready for any summer outing 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 super comfortable shirt you'll enjoy for seasons to come