Search results for Performance Merino Wool Socks are below:

http://www.duckworthco.com/

Grown in Montana, our Wool fibers travel to the Carolinas (once a world powerhouse for textiles) for spinning, knitting and sewing to our strict standards, creating an impeccable final product. Resurrecting the lost art and craft of American Wool is our objective. -Duckworth

Duckworth is a Montana source-verified Wool company. We use 100% Helle Rambouillet Merino, grown in a natural environment, raised on mountain pasture, and processed and built 100% in the USA. -Duckworth

http://www.smartwool.com/

Our Performance and casual Socks made in the USA start with the world’s finest Merino. Then the best designers and skilled craftsman bring them to life, creating extraordinarily comfortable Socks. We’ve been knitting American-made Socks since SmartWool started over 20 years ago and our multi-generational sock makers know what it takes to make the best Socks. -SmartWool

◊ Note-> Many of their products are made in the USA (socks mostly) but not everything they sell is USA made - so check the individual product descriptions for more information.

https://darntough.com/

We live and work in Northfield, Vermont. Our backyard is the perfect testing ground to make the finest Premium All Weather Performance Socks. We ski, snowboard, hike, bike and run in the most unforgiving climate in the lower 48. It is under these conditions that we design, test and manufacture our Socks. -Darn Tough

Still Made in Vermont, USA -Darn Tough

https://www.fitssock.com/

FITS® is a premium sock brand resulting from the collaboration of third and fourth generation textile manufacturers to create the absolute best fitting sock in the marketplace as a response to an industry-wide epidemic of ill-fitting Socks. Utilizing only the best raw materials available, FITS® incorporates innovative, proprietary engineering and technology to create the most comfortable, best-fitting sock in the world. The result: a product line that embodies the crucial connection between fit and Performance. -FITS

http://www.foxsox.com/

We started making Socks for lumberjacks in 1900. So we know a thing or two about making Socks that last. As America's oldest Performance sock brand, we continue to put customers needs first when designing a sock. We make Socks so great, you'll wonder why you'd ever take them off. From hiking to work, we'ver got you covered. -Fox River

For more than 116 years, Fox River Socks have been made right hear in the heartland. We believe in the future of the American people. We've been part of the manufacturing history of American for 116 years, and we look forward to being part of the United States' manufacturing future. -Fox River