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Merino wool socks (blended with nylon for durability) made in Northfield, Vermont, with a lifetime guarantee.

Flax yarn spinner using dry and half-wet spinning, operating since 1951.

Norwegian wool brand making merino wool base layers, thermal underwear, fleece-wool layers and beanies, using New Zealand merino knitted in its own Estonian facility.

Montana brand making US-made merino wool shirts, base layers, sweatshirts, jackets and socks from wool grown on the Helle family ranch and Rocky Mountain growers.