The Columbia PFG Deflector Neck Gaiter offers full neck and face protection from the sun as well as a simultaneous cooling thanks to Columbia’s Omni-Freeze Zero technology. An advanced, sweat-activated material that lowers the temperature of the neck gaiter when it is in contact with your skin, Omni-Freeze Zero technology delivers a refreshingly cool feeling when you need it most. The Columbia PFG Deflector Neck Gaiter is also constructed with premium 100% polyester for superior comfort, and enhanced with Omni-Shade technology, which provides serious UPF 50 sun protection. Packed with Columbia’s proprietary innovations, the Columbia PFG Deflector Neck Gaiter keeps you cool, dry, and protected in so many ways. -Omni-Shade Sun Deflector -Omni-Freeze ZERO -Omni-Shade UPF 50 -Omni-Wick Technology