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Merino wool base layers, socks and hats from a fifth-generation New Hampshire woollen textile family business.

Vertically integrated Peruvian alpaca group making tops, knitting yarns and fabrics in pure alpaca and blends.

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

Norwegian wool brand making merino wool base layers, thermal underwear, fleece-wool layers and beanies, using New Zealand merino knitted in its own Estonian facility.