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.

Buck Mason✕

American basics label known for Pima tees in US-grown Supima cotton, plus slub and hemp tees; some styles knit and sewn at its own Pennsylvania mill.

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.

TypeBrandBrandMillBrand
LocationBoulder, USUnited StatesMilan, ITDrammen, NO
FibersMerinoCotton · HempCotton · Silk · Linen · Cashmere · AlpacaMerino · Wool
MakesBase layers, Socks, OuterwearTops & tees, Shirts, Pants & skirtsFabric & yarnBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services——Spinning—
Entry price$$$ · Base layer top $135$$ · Basic tee $48.00—$$$ · 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
Founded19972013—1939