Smartwool Classic Thermal Merino 1/4 Zip Review
Smartwool Classic Thermal Merino 1/4 Zip – A User’s Review After a Full Winter of Wear I picked up the Smartwool Classic Thermal Merino 1/4 Zip as my primary base layer for cold-weather cycling, hiking, and general outdoor faffing about. After a full season of use—from frosty bivvies in the Peaks to misty dog walks…