Imagine yourself at the top of a mountain, admiring the breathtaking panorama. You put on your Columbia Alpine Chill Zero t-shirt, which incorporates advanced cooling technology. Thanks to its lightweight and breathable fabric, this t-shirt allows you to stay cool and comfortable even when temperatures rise. This t-shirt is specially designed to wick away moisture and regulate your body temperature. It keeps you dry and protects you from irritation thanks to its anti-moisture technology. Its fitted cut and round neck offer great freedom of movement, allowing you to push yourself during your favorite outdoor activities. Materials: 100% polyester Sweat-activated cooling system Omni-Freeze ZERO™ Omni-Wick™ Comfortable stretch fabric Captures and neutralizes odors for lasting freshness Reflective detail Columbia Alpine Chill Zero Short Sleeve Crew - T-shirt - Men's | Hardloop