SmartWool Microweight 1/4-Zip Top - Long-Sleeve - Men's

SmartWool Lightweight 1/4-Zip Top - Long-Sleeve - Men's

The Smartwool Men’s Lightweight ¼-Zip Top is like the caped crusader of the baselayer world—at any time it’s ready to wick moisture, dry in a flash, and naturally fight odors thanks to its soft, stretchy merino wool construction.

SmartWool Microweight Crew Shirt - Long-Sleeve - Men's

SmartWool Lightweight Crew Top - Long-Sleeve - Men's

SmartWool Microweight Zip T-Shirt - Long-Sleeve - Men's

Wear the SmartWool Men's Microweight Zip-T for stop-and-go aerobic activities or as a warm base layer.

SmartWool Microweight Crew Shirt - Long-Sleeve - Men's

Wear the SmartWool Men's Microweight Long-Sleeve Crew Shirt for cool- or warm-weather aerobic activities or as a next-to-skin base layer.