Smartwool Men's Intraknit Thermal Merino Base Layer 1/4 Zip

The Smartwool Men's Intraknit Thermal Merino Base Layer 1/4 Zip is a warm, breathable Merino wool base layer built for skiers, snowboarders, and winter adventurers who need dependable comfort without bulky layers.

Intraknit construction helps balance insulation, ventilation, and mobility, while the quarter-zip design makes it easy to vent heat during high-output days on the mountain.

• Intraknit technology delivers mapped warmth, ventilation, and easy-moving comfort
• Merino wool blend helps regulate temperature and manage moisture
• Breathable knit zones help release excess heat
• Odor-resistant design helps keep the layer fresh longer
• Quarter-zip collar makes venting and layering easy