Embrace a winning combination of Oklahoma State Cowboys spirit and Columbia's performance-driven design with this Super Slack Tide Omni-Wick Button-Up Shirt This button-up features a mesh lining and back venting to keep you cool and comfortable whether you're tailgating or cheering on the Oklahoma State Cowboys from the stands Thanks to Omni-Wick and Omni-Shade UPF 40 technology this shirt is designed to keep you dry and protected from the sun's harmful rays all day long