Columbia Men's Zero Rules Short Sleeve Shirt Machete Main compartment: 7" (H) x

Main compartment: 7" (H) x 6" (W) x 1

twist for constant-on low beam

The low-profile OMEGA® baffled reservoir is designed to utilize more of the user's back

    Mode III (35Lumens

Infinitely-Variable Brightnes System

Columbia Men's Zero Rules Short Sleeve Shirt Machete Main compartment: 7" (H) xA 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