Fiber Directory

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Ibex✕

Merino wool outdoor clothing — base layers, socks and jackets — founded in Vermont in 1997, now based in Boulder.

IAFIL✕

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

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.

TypeBrandMillMillBrand
LocationBoulder, USMilan, ITHarmony, USDrammen, NO
FibersMerinoCotton · Silk · Linen · Cashmere · AlpacaWoolMerino · Wool
MakesBase layers, Socks, OuterwearFabric & yarnFabric & yarnBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services—SpinningSpinning, Weaving—
Entry price$$$ · Base layer top $135——$$$ · Base layer top $104
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedMasters of LinenNone listedNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded1997—18211939