Fiber Directory

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Icebreaker✕

Merino outdoor and base-layer clothing; some fabrics blend merino with nylon, lyocell or elastane.

Fiorima✕

Sock maker near Braga, Portugal, producing about 3.5 million pairs a year in organic cotton and merino for department stores, chains and brands such as Asket.

Bartlettyarns✕

Historic Maine woolen mill making mule-spun wool knitting yarns from mostly East Coast fleece.

Darn Tough✕

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

TypeBrandManufacturerMillBrand
LocationAuckland, NZBraga, PTHarmony, USNorthfield, Vermont, US
FibersMerinoOrganic cotton · MerinoWoolMerino
MakesBase layers, Tops & tees, Underwear, Socks, OuterwearSocksFabric & yarnSocks
Services—KnittingSpinning, Weaving—
Entry price$$ · Base layer top $89.45——$$ · Pair of socks $24.00
Min. orderNot statedNot statedNot statedNot stated
CertifiedZQ MerinoGOTS, OEKO-TEX Standard 100, Responsible Wool StandardNone listedNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded—198518212004