Power through cold-weather training with the Smartwool Men’s Intraknit™ Thermal Merino Base Layer Bottom. Designed with ZQ-certified Merino wool, these slim-fit pants deliver natural warmth, breathability, and odor resistance. Intraknit™ technology seamlessly integrates targeted insulation, articulation, and ventilation to keep you moving comfortably during high-intensity activity, while 3D mapping ensures a body-hugging fit that moves with you. Lightweight yet warm, these bottoms are the ultimate foundation for skiing, hiking, or winter adventures.

Key Features

• Slim fit follows body contours for layering comfort
• Intraknit™ technology combines insulation, articulation, and ventilation
• Merino wool regulates temperature, manages moisture, and resists odor
• Seamlessly knit mesh ventilation keeps you dry and cool
• 3D mapping provides near-custom fit and unrestricted mobility
• Made with ZQ-certified Merino wool for sustainability and softness