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Classic All-Season
Warm to cool weather activities
Classic Thermal
Made for cool to cold weather outdoor activities
Intraknit™ Thermal
High-energy activities in cool to cold weather.
Intraknit™ Active
Year-round high-aerobic activities
Classic Thermal Merino Kids
Responsibly Sourced Wool
We only put our softest, ZQ-certified Merino wool next to your skin.
Wide-Ranging Collection
We offer comfort for every adventurer, season, and activity.
Knit Expertise
Our apparel technologies offer a high degree of comfort, perfect fit, and durability.
No matter how you get outside, it’s easy to find your best Merino wool base layer for you with Smartwool.
Whether you need a lightweight Merino wool base layer for year-round adventures or
our warmest Smartwool® base layer for every winter outing, we have the comfort you need to go farther.
Shop women’s Smartwool® base layers, men’s Smartwool® base layers, and the entire Smartwool® Intraknit™
base layer collection today and explore forever.
SHOP WOMENS BASE LAYERS SHOP MENS BASE LAYERS
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