Featuring the brand’s specific merino sport yarn, Smartwool combines the power of merino wool with the durability of polyester to create a long-lasting, fast-drying, thermo-regulating, first layer in the Smartwool Men’s Intraknit Thermal Merino Baselayer Crew. The slim fit is designed to hug the contours of the body while 3D mapping prioritizes mobility and strategically knit mesh ventilation provides an outlet for extra body heat. Available in a wide array of colors and patterns, there’s an Intraknit Merino Crew for everyone.

Explore the 2023 FREESKIER Buyer’s Guide