Take the boat out for the day with the Columbia Sportswear Men's University of Oklahoma Slack Tide Flag Camp Button Down Shirt. The polyester material provides a comfortable feel, while the Omni-Wick technology wicks away sweat to keep you cool and dry. The UPF 50 sun protection shields against harmful UV rays, and the team logo showcases your Sooners pride. Columbia Sportswear Men's University of Oklahoma Slack Tide Flag Camp Button Down Shirt