A super-cooling tech tee with stretch and sun protection, this soft and lightweight men’s PFG fishing shirt will keep you cool during dynamic activity in the heat. Omni-Freeze ZERO™ sweat-activated super cooling Omni-Wick technology actively breathes and pulls moisture away from your skin Omni-Shade™ UPF 30 sun protection Antimicrobial treatment protects this product from bacterial growth 100% polyester ZERO interlock Men's Columbia PFG Short Sleeve Zero Rules Shirt