Smartwool's Intraknit™ Thermal Merino Base Layer 3/4 Bottom are the warm and winter-ready pants you need to perform all season. Their Merino Sport yarn combines the power of ZQ-certified Merino wool with the strength and fast dry times of polyester . Featuring seamlessly knit mesh ventilation designed to keep you dry and comfortable and a 3D-mapped design for maximum mobility and durability, these are the men's wool bottoms every adventurer needs in their wardrobe.

• Slim fit is intended to follow the contours of the body
• Featuring Intraknit™ technology: Insulation, articulation and ventilation are seamlessly integrated to amplify movement and comfort during high-intensity activities
• Merino Sport yarn combines the power of Merino with the durability and fast dry times of polyester
• Seamlessly knit mesh ventilation designed to keep you dry and comfortable
• 3D mapping provides maximum mobility while ribbed elbows provide added durability