Fiber Directory

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Darn Tough✕

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

Kowtow✕

Seed-to-garment label making all its clothes from a single fiber, Fairtrade organic cotton, plastic-free and traceable.

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
LocationNorthfield, Vermont, USWellington, NZMilan, ITDrammen, NO
FibersMerinoOrganic cottonCotton · Silk · Linen · Cashmere · AlpacaMerino · Wool
MakesSocksTops & tees, ShirtsFabric & yarnBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services——Spinning—
Entry price$$ · Pair of socks $24.00$$ · Basic tee $55.35—$$$ · Base layer top $104
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedFair Trade, GOTS, B CorpMasters of LinenNone listed
NaturalNot 100%. Some blends100% naturalNot 100%. Some blendsNot 100%. Some blends
Founded20042006—1939