Fiber Directory

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Darn Tough✕

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

Icebreaker✕

Merino outdoor and base-layer clothing; some fabrics blend merino with nylon, lyocell or elastane.

Bartlettyarns✕

Historic Maine woolen mill making mule-spun wool knitting yarns from mostly East Coast fleece.

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.

TypeBrandBrandMillBrand
LocationNorthfield, Vermont, USAuckland, NZHarmony, USDrammen, NO
FibersMerinoMerinoWoolMerino · Wool
MakesSocksBase layers, Tops & tees, Underwear, Socks, OuterwearFabric & yarnBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services——Spinning, Weaving—
Entry price$$ · Pair of socks $24.00$$ · Base layer top $89.45—$$$ · Base layer top $104
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedZQ MerinoNone listedNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded2004—18211939