CLOSEOUTS . Enjoy your days on the water with the Columbia Sportswear Blood ?N Gutsand#174; II shirt. Omni-Shadeand#174; UPF 50 sun protection helps you extend your time outdoors, and the Omni-Shieldand#174; Blood ?N Gutsand#174; technology resists soil, slime and releases blood stains so youand#39;ll be looking good around the campfire at the end of the day. Available Colors: STORM, WHITE CAP. Sizes: S, M, L, XL, 2XL.