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Norwegian knitwear house making women's sweaters, cardigans and dresses in its Ytre Arna factory from merino wool, silk and alpaca.

Historic Maine woolen mill making mule-spun wool knitting yarns from mostly East Coast fleece.

American basics label known for Pima tees in US-grown Supima cotton, plus slub and hemp tees; some styles knit and sewn at its own Pennsylvania mill.

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.