Fiber Directory

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Darn Tough✕

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

Orfama✕

Portuguese fully-fashioned knitwear factory producing for major brands and chains in cashmere, merino, silk and fine cottons including Pima and Sea Island.

TS Designs✕

Burlington, North Carolina B Corp t-shirt maker using only natural fibers (US-grown cotton, hemp, wool), offering eco printing and garment dyeing for brands.

Duckworth✕

Montana brand making US-made merino wool shirts, base layers, sweatshirts, jackets and socks from wool grown on the Helle family ranch and Rocky Mountain growers.

TypeBrandManufacturerManufacturerBrand
LocationNorthfield, Vermont, USBraga, PTBurlington, USUnited States
FibersMerinoCashmere · Merino · Wool · Cotton · SilkCotton · Hemp · WoolMerino
MakesSocksKnitwearTops & teesTops & tees, Shirts, Pants & skirts, Base layers, Outerwear, Socks, Accessories
Services—Knitting, DyeingPrinting, Dyeing—
Entry price$$ · Pair of socks $24.00——$$$ · Base layer top $125
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedNone listedB CorpNone listed
NaturalNot 100%. Some blendsNot 100%. Some blends100% naturalNot 100%. Some blends
Founded2004———