Fiber Directory

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Darn Tough✕

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

Harvest & Mill✕

Organic cotton basics grown, milled and sewn in the USA, made with family-owned factories near its Berkeley studio.

Duckworth✕

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.

Aclima✕

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.

TypeBrandBrandBrandBrand
LocationNorthfield, Vermont, USBerkeley, USUnited StatesDrammen, NO
FibersMerinoOrganic cottonMerinoMerino · Wool
MakesSocksTops & tees, Shirts, Pants & skirts, SocksTops & tees, Shirts, Pants & skirts, Base layers, Outerwear, Socks, AccessoriesBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services————
Entry price$$ · Pair of socks $24.00$$ · Basic tee $54.00$$$ · Base layer top $125$$$ · Base layer top $104
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedNone listedNone listedNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded20042012—1939