




❄️ Gear up in Smartwool—where warmth meets unstoppable performance!
The Smartwool Men's Merino 250 Baselayer Bottom is a premium thermal underwear designed for cold-weather comfort. Featuring odor-resistant Merino wool and temperature-regulating fabric, it keeps you fresh and perfectly climate-controlled during high-intensity activities. Its chafe-minimizing design ensures all-day comfort, making it a top choice for outdoor professionals and enthusiasts alike.




| ASIN | B09JCFXNDK |
| Best Sellers Rank | #384,255 in Fashion ( See Top 100 in Fashion ) #99 in Men's Thermal Underwear Bottoms |
| Customer reviews | 4.6 4.6 out of 5 stars (266) |
| Date First Available | 13 October 2021 |
| Department | Mens |
| Is Discontinued By Manufacturer | No |
| Item model number | Smartwool |
| Manufacturer | Smartwool |
| Product Dimensions | 27.94 x 20.32 x 7.62 cm |
B**R
If you like being out in the cold this product is for you. Very warm and comfortable.
A**M
Good quality and comfortable it keeps me warm in the cold days specially I work outdoors. A bit pricy but I think it’s worth it.
G**L
Great.
S**Y
Excellent quality for the price
S**T
These Base Layer Bottoms are extremely thin and extremely warm in cold weather. I've been wearing them for exercise under thin jogging pants in outdoor weather around 30 degrees and my legs never, ever get cold. They feel great and are well made.
Trustpilot
2 weeks ago
1 week ago