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Flax yarn spinner using dry and half-wet spinning, operating since 1951.

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.

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

Zegna's own weaving mill in the Biella hills, producing fine suiting and apparel fabrics.