Fiber Directory

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Darn Tough✕

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

Botto Giuseppe✕

Biella maker of yarns, fabrics and jerseys for apparel in wool, cashmere and linen.

Michell & Cia✕

Vertically integrated Peruvian alpaca group making tops, knitting yarns and fabrics in pure alpaca and blends.

Ibex✕

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

TypeBrandMillMillBrand
LocationNorthfield, Vermont, USValdilana, ITArequipa, PEBoulder, US
FibersMerinoWool · Cashmere · LinenAlpaca · Silk · Merino · LinenMerino
MakesSocksFabric & yarnFabric & yarnBase layers, Socks, Outerwear
Services—Spinning, Weaving, KnittingSpinning—
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
Founded2004——1997