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Portuguese fully-fashioned knitwear factory producing for major brands and chains in cashmere, merino, silk and fine cottons including Pima and Sea Island.

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

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

Sock maker near Braga, Portugal, producing about 3.5 million pairs a year in organic cotton and merino for department stores, chains and brands such as Asket.