Columbia Men's Zero Rules Short-Sleeve Shirt
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Soft, lightweight 100% polyester shell fabric
Antimicrobial treatment to help reduce odors
Omni-Shade UPF 30 sun protection shields skin
Omni-Freeze ZERO sweat-activated cooling
Low-profile crew collar for a snug, not-tight fit
The Columbia PFG Zero Rules Short-Sleeve Shirt feels super-soft against your skin, yet it's packed with technical performance. The lightweight 100% polyester shell is antimicrobial-treated to help reduce odors, ensuring that you stay fresher longer. Omni-Shade UPF 30 sun protection helps shield your skin against harsh UV rays. Columbia's revolutionary Omni-Freeze ZERO technology reacts with your sweat to lower the temperature of the material. The low-profile crew-neck collar fits snugly without being too tight. Modern Classic fit. Imported.