Smartwool Women’s Intraknit Thermal Merino Base Layer Bottoms 2025

Get ready to tackle big mountain adventures with the Smartwool Women's Intraknit Thermal Merino Base Layer Bottoms. Designed for staying active in rough winter conditions, these base layer pants are packed with advanced features like integrated insulation, articulation, and mesh ventilation from Intraknit™ technology, keeping you warm, mobile, and dry no matter how intense your activity. Made with a merino wool blend, these bottoms naturally wick away moisture and regulate temperature for technical comfort. Plus, the 3D-mapped design gives you complete freedom of movement for those tough jobs, winter hikes, and backcountry ski treks.

FEATURES

• Intraknit™ Technology - Integrated insulation, articulation, and ventilation create a seamless fit.
• Merino Wool Fabric - Breathable, thermoregulation, and odor resistant.
• Slim Fit - Fits close to the skin to prevent heat from escaping.
• 3D Mapping - Close-to-the-body, near-custom fit offers freedom of movement where you need it most.
• Warmth Rating - Designed for temps: <25°.

SPECIFICATIONS

• Material: 52% Merino Wool, 45% Polyester, 2% Elastane, 1% Polyamide
• Warmth Level: Warmest
• Leg Length: Pant
• Model Year: 2025

SIZE CHART