We’ve updated our Men’s Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical benefits of 100% Merino wool will help you keep your game at a high level for longer. And our warmest-weight wool fabric will help keep you warm and comfortable as you ski, run, and hike the day away.
Base Layer
Smartwool Base Layers
Responsibly sourced, naturally performing Merino wool—helping you stay dry from sweat, resistant to odors, and comfortable at the right body temperature 365 days a year.
Features
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Fully functional fly
- Merino-lined elastic waistband designed for comfort
- Size medium inseam: 30″ (76 cm)
- Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.
- SW016361
Care
- Machine Wash Warm Gentle Cycle
- Wash With Like Colors
- Do Not Bleach
- Tumble Dry Low
- Cool Iron As Needed
- Do Not Iron Decorations
- Do Not Dry Clean
Classic Thermal
Our fan favorite base layer made from 100% ZQ Merino wool. Ideal for cold-weather activities where warmth and breathability are crucial.





































































Reviews
There are no reviews yet.