Men’s Smartwool Merino Wool 1/4 Zip Base Layer size small

When temps drop, switch out your sun shirt for something warmer, like this Smartwool Merino Quarter Zip Base Layer. It’s the comfiest way to add breathable, all-day warmth to your system. From socks to base layers, smart wool products always deliver 5 star comfort. We love how stretchy and cozy this shirt feels, and that you can vent it by unzipping when marching uphill. Merino wool is naturally anti bacterial and odor-resistant. Great used condition with no visible flaws or stains.