Merino Wool Base Layers

Naturally moisture-wicking for warmth even when wet. Made with soft, ultrafine wool fibers and flat-lock seams for comfort.
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10 products

  • Front-facing image of the Filson 400g Merino Wool Hoodie - Dark Olive
    Alternate view of the Filson 400g Merino Wool Hoodie - Dark Olive
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    400g Merino Wool Hoodie

    Heavyweight full-zip for frigid conditions.

    $225
  • Alternate view of the Filson 400g Merino Wool Bottoms - Black
    Alternate view of the Filson 400g Merino Wool Bottoms - Black
    Quick add

    400g Merino Wool Bottoms

    Expedition-weight merino wool for frigid conditions.

    $155
  • Front-facing image of the Filson 400g Merino Wool Hoodie - Black
    Alternate view of the Filson 400g Merino Wool Hoodie - Black
    Quick add

    400g Merino Wool Hoodie

    Heavyweight full-zip for frigid conditions.

    $225
  • Front-facing image of the Filson 280g Merino Wool Bottoms - Rugged Tan
    Alternate view of the Filson 280g Merino Wool Bottoms - Rugged Tan
    Quick add

    280g Merino Wool Bottoms

    Midweight next-to-skin layer for stop-and go activities.

    $67.50 $135
  • Front-facing image of the Filson 400g Merino Wool Bottoms - Dark Olive
    Alternate view of the Filson 400g Merino Wool Bottoms - Dark Olive
    Quick add

    400g Merino Wool Bottoms

    Expedition-weight merino wool for frigid conditions.

    $155
  • Front-facing image of the Filson 400g Merino Wool Bottoms - Red Oak
    Alternate view of the Filson 400g Merino Wool Bottoms - Red Oak
    Quick add

    280g Merino Wool Bottoms

    Midweight next-to-skin layer for stop-and go activities.

    $67.50 $135