Fiber Directory

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Smartwool✕

Colorado outdoor brand that pioneered merino wool ski socks, making merino socks, base layers and apparel using ZQ-certified merino.

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.

Darn Tough✕

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

Ibex✕

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

TypeBrandBrandBrandBrand
LocationUnited StatesUnited StatesNorthfield, Vermont, USBoulder, US
FibersMerinoMerinoMerinoMerino
MakesSocks, Base layers, Tops & tees, Pants & skirts, AccessoriesTops & tees, Shirts, Pants & skirts, Base layers, Outerwear, Socks, AccessoriesSocksBase layers, Socks, Outerwear
Services————
Entry price$$ · Pair of socks $24.00$$$ · Base layer top $125$$ · Pair of socks $24.00$$$ · Base layer top $135
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedNone listedNone listedNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded1994—20041997