Fiber Directory

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Darn Tough✕

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

Cottonique✕

Hypoallergenic organic cotton underwear, tees and loungewear for people with allergies, with latex- and spandex-free lines.

Isobaa✕

UK merino wool brand making tees, hoodies, base-layer tights, joggers, boxers, socks and beanies for running, outdoors and everyday wear; ships to the US.

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.

TypeBrandBrandBrandBrand
LocationNorthfield, Vermont, USSan Francisco, USUnited KingdomUnited States
FibersMerinoOrganic cottonMerinoMerino
MakesSocksUnderwear, Tops & tees, Pants & skirts, Socks, SleepwearTops & tees, Pants & skirts, Knitwear, Base layers, Underwear, Socks, AccessoriesTops & tees, Shirts, Pants & skirts, Base layers, Outerwear, Socks, Accessories
Services————
Entry price$$ · Pair of socks $24.00$$ · Pair of underwear $25.00$$$ · Base layer top $106$$$ · Base layer top $125
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedGOTS, B CorpNone listedNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded2004—2016—