Fiber Directory

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Darn Tough✕

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

Baird McNutt✕

Irish linen weaver since 1912, operating from what it calls Ireland's oldest remaining linen mill, with its own dyeing and finishing works.

Sheep Inc.✕

London knitwear label using traceable, ZQ-certified New Zealand merino from regenerative sheep stations.

Icebreaker✕

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

TypeBrandMillBrandBrand
LocationNorthfield, Vermont, USBallymena, GBLondon, GBAuckland, NZ
FibersMerinoLinenMerinoMerino
MakesSocksFabric & yarnKnitwear, Tops & teesBase layers, Tops & tees, Underwear, Socks, Outerwear
Services—Weaving, Dyeing——
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedNone listedZQ MerinoZQ Merino
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded20041912——