When the Oklahoma Sooners take the field, you make sure to dress in your best team gear. Stake your claim as the #1 fan when you rock this Collegiate Super Tamiami button-down shirt from Columbia on game day. It's designed with Omni-Shade technology that blocks UVA and UVB rays to keep you cool and comfortable. The crisp Oklahoma Sooners graphics will make your unwavering loyalty abundantly clear!