Fiber Directory

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Darn Tough✕

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

Bartlettyarns✕

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

IAFIL✕

Spinner of natural-fiber yarns in cotton, silk, linen, cashmere and alpaca for knitting and weaving.

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.

TypeBrandMillMillBrand
LocationNorthfield, Vermont, USHarmony, USMilan, ITDrammen, NO
FibersMerinoWoolCotton · Silk · Linen · Cashmere · AlpacaMerino · Wool
MakesSocksFabric & yarnFabric & yarnBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services—Spinning, WeavingSpinning—
Entry price$$ · Pair of socks $24.00——$$$ · Base layer top $104
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedNone listedMasters of LinenNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded20041821—1939