Columbia Men's Zero Rules Short Sleeve Shirt Karambit and inventor Leonardo da Vinci

and inventor Leonardo da Vinci

which fail when wet

It also works well for skinning

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a rigid surface (helmet

Columbia Men's Zero Rules Short Sleeve Shirt Karambit and inventor Leonardo da VinciA super cooling tech tee with stretch and sun protection, this soft and lightweight mens shirt sports our industry leading cooling technology, which reacts with your sweat to lower the materials temperature and keep you cool during dynamic aerobic activity in the heat. Construction: Omni Freeze ZERO sweat activated super cooling Omni Wick Omni Shade UPF 30 sun protection Modern Classic Fit Comfort stretch Antimicrobial treatment protects this product