Smartwool Classic Thermal Merino Baselayer 1/4 Zip Men's Size:Medium CiC supports farmers on the

CiC supports farmers on the path to organic certification

51-47-49mm

5-17in/39-44 cm

Merino-covered elastic waistband adds comfort

Smartwool Classic Thermal Merino Baselayer 1/4 Zip Men's Size:Medium CiC supports farmers on theYou'll enjoy the updated fit of the Smartwool Classic Thermal Merino Base Layer 1 4 Zip for Men, which improves functionality while also enhancing aesthetics. As one of the brand's heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as help keep you comfortable and temperature regulated as you enjoy