Sweat activated what? Yes, the Zero Rules polo has sweat-activated, super-cooling technology, and that’s not all. It also wicks and has UPF 30 protection from the sun, and features comfort stretch fabric. Technically, it’s a great shirt. Men's Polo Shirt.
• Omni-Freeze ZERO™ - Our original sweat-activated cooling technology to keep you cool and dry.
• Omni-Wick™ - Our enhanced wicking technology moves moisture away from the skin and disperses it across the fabric surface for rapid evaporation that helps you stay dry and comfortable while being active outdoors.
• Antimicrobial treatment protects this product from bacterial growth
• Omni-Freeze ZERO™ Interlock 100% polyester