Microfleece-Lined Neck

Seamless Toe

What’s New

Indestructawool™ Technology with extended durability zones

Smartwool Men's Intraknit Thermal Merino Base Layer Bottom Black-White running Microfleece-Lined NeckSW016829960 Start your layering system with our most innovative foundation to date; our Intraknit collection. Our Men's Intraknit Thermal Merino Base Layer Bottom puts warmth first, while seamlessly knit mesh ventilation helps keep you dry and comfortable. Our revolutionary 3D mapping provides maximum mobility and ribbed elbows provide added durability , so nothing slows you down. Gear up to take on any weather with these men's Merino wool pants.