A super-cooling tech tee with stretch and sun protection, this soft and lightweight men's shirt sports our industry-leading cooling technology, which reacts with your sweat to lower the material's temperature and keep you cool during dynamic aerobic activity in the heat. Features:Construction:- Omni-Freeze ZERO sweat-activated super cooling- Omni-Wick- Omni-Shade UPF 30 sun protection- Modern Classic Fit- Comfort stretch- Antimicrobial- Center Back Length: 28 inSpecifications:Fabric:- 100% polyester ZERO interlockTechnology:Omni-Freeze consists of specially shaped flat yarns that facilitate the release of heat and feel cooler to the touch during warm weather and active outdoor adventures.Omni-Shade clothing protects you from damaging UV radiation by blocking the majority of the suns harmful rays, so you can stay out longer.