Columbia Zero Rules Short Sleeve Shirt for Men

Cool Adventures
Made for your most dynamic aerobic activity, this technical shirt beats the heat with sweat-activated cooling technology.

Dry and Protective
Ultra-wicking, cooling fabric manages sweat by reacting with your sweat to lower the material's temperature. UPF 30 provides sun protection.

Technologies

Omni-Freeze ZERO

Making Hot People Cool
Blue rings react with sweat to lower the temperature of the fabric, so you feel cooler.

Omni-Wick

Wickedly Dry
Pulls moisture away from the body so sweat can evaporate quickly.

Omni-Shade

Enjoy the Sun Safely
Blocks UVA and UVB rays to help prevent sunburn and long-term skin damage.