Men's Intraknit Thermal Merino Base Layer 1/4 Zip

The Smartwool Men’s Intraknit™ Thermal Merino Base Layer 1/4 Zip delivers warmth, breathability, and mobility in a slim performance fit. Built with Merino wool and Intraknit™ technology, this men’s wool base layer is designed for skiing, hiking, and cold-weather training.