If you take your base layer game seriously (and you should), the Smartwool Intraknit Merino 250 Thermal 1/4 Zip Base Layer Top is the holographic legendary version. 100% pure Merino wool is incredibly insulating, breathable, and odor-resistant, with a combination of 3D mapped zones and mesh ventilation panels for a premium base layer that is durable, free-flowing, and comfortable.
Smartwool Men's Intraknit Thermal Max Merino Base Layer Bottom – Killington Sports
Smartwool Everyday Exploration Merino Long Sleeve Pocket Tee - Men's
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Smartwool Intraknit Merino 250 Thermal 1/4 Zip - Men's
Smartwool Classic Thermal 250 Merino Base Layer 1/4 Zip Top - Women's - Bushtukah
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Merino Wool Clothing: Shirts, Socks, Sweaters &+
Smartwool Intraknit Merino 250 Thermal 1/4 Zip - Men's
Men's Intraknit Thermal Max Merino Base Layer 1/4 Zip