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The Smartwool Classic Thermal Merino Crew delivers reliable insulation, breathability, and natural comfort in a versatile crewneck base layer. Built from 100% merino wool with a thermal knit construction, it provides enhanced warmth while still regulating temperature and managing moisture during active use.
Designed for skiing, hiking, and everyday winter wear, this crew works seamlessly as a base layer under technical outerwear or as a standalone piece in milder conditions. Its snug fit and soft construction make it a dependable foundation for cold-weather layering systems.
✔ 100% merino wool delivers natural warmth and breathability
✔ Thermal knit construction enhances insulation in cold conditions
✔ Moisture-wicking and odor-resistant for all-day freshness
✔ Flatlock seams reduce chafing during movement
✔ Snug, flexible fit ideal for layering or standalone wear
✔ Lightweight warmth without bulk
✔ Durable design for repeated winter use
Product Type: Base Layer Crew
Material: 100% Merino Wool (Thermal Knit)
Fit: Snug / Performance Fit
Style: Classic Crewneck
Use: Skiing / Hiking / Winter Layering / Cold Weather Wear
