A super-cooling tech tee with stretch and sun protection, the soft and lightweight Men's Zero Rules Shirt sports Columbia's cooling technology, which reacts with your sweat to lower the fabric's temperature and keep you cool during dynamic aerobic activity in the heat.
- Fabric: ZERO interlock (100% polyester)
- Omni-Freeze ZERO sweat-activated super cooling
- Omni-Shade UPF 30 sun protection
- Modern Classic Fit
- Comfort stretch