Women's Base Layer

The layer that decides whether you shred or shiver lies closest to the skin, and Merino Wool is scientifically proven to buffer moisture 96% better than polyester. Explore our collection of women’s Merino Wool base layers for every fit and mission.

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44 of 75 products
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  • Sale Yotei Merino Long Sleeve - Purple Bolt / Walnut / Black | Women's Long Sleeve Top Yotei Merino Long Sleeve - Purple Bolt / Walnut / Black | Women's Long Sleeve Top
    Yotei Merino Long Sleeve $169.95 $118.97
  • Sale Cascade Merino Base Layer Long Sleeve - Purple Bolt | Women's Long Sleeve Top Cascade Merino Base Layer Long Sleeve - Purple Bolt | Women's Long Sleeve Top
    Cascade Merino Base Layer Long Sleeve $149.95 $104.97
  • Sale Cascade Merino Base Layer Long Sleeve - Signal Lost Matcha | Women's Long Sleeve Top Cascade Merino Base Layer Long Sleeve - Signal Lost Matcha | Women's Long Sleeve Top
    Cascade Merino Base Layer Long Sleeve $159.95 $111.97
  • Sale Cascade Merino Base Layer Long Sleeve - Aoraki Lily Toffee | Women's Long Sleeve Top Cascade Merino Base Layer Long Sleeve - Aoraki Lily Toffee | Women's Long Sleeve Top
    Cascade Merino Base Layer Long Sleeve $159.95 $111.97
  • Sale Cascade Merino Base Layer Legging - Purple Bolt | Women's Leggings Cascade Merino Base Layer Legging - Purple Bolt | Women's Leggings
    Cascade Merino Base Layer Legging $149.95 $104.97
  • Yotei Merino Classic Long Sleeve - Black | Women's Long Sleeve Top Yotei Merino Classic Long Sleeve - Black | Women's Long Sleeve Top
    Yotei Merino Classic Long Sleeve $169.95
  • Sale Cascade Merino Base Layer Mock Neck Long Sleeve - Aoraki Lily Toffee | Women's Long Sleeve Top Cascade Merino Base Layer Mock Neck Long Sleeve - Aoraki Lily Toffee | Women's Long Sleeve Top
    Cascade Merino Base Layer Mock Neck Long Sleeve $159.95 $111.97
  • Sale Yotei Merino Long Sleeve - Matcha / Toffee / Black | Women's Long Sleeve Top Yotei Merino Long Sleeve - Matcha / Toffee / Black | Women's Long Sleeve Top
    Yotei Merino Long Sleeve $169.95 $118.97
  • Sale Cascade Merino Base Layer Legging - Aoraki Lily Toffee | Women's Leggings Cascade Merino Base Layer Legging - Aoraki Lily Toffee | Women's Leggings
    Cascade Merino Base Layer Legging $159.95 $111.97
  • Sale Cascade Merino Base Layer Mock Neck Long Sleeve - Signal Lost Matcha | Women's Long Sleeve Top Cascade Merino Base Layer Mock Neck Long Sleeve - Signal Lost Matcha | Women's Long Sleeve Top
    Cascade Merino Base Layer Mock Neck Long Sleeve $159.95 $111.97
  • Sale Cascade Merino Base Layer Mock Neck Long Sleeve - Purple Bolt | Women's Long Sleeve Top Cascade Merino Base Layer Mock Neck Long Sleeve - Purple Bolt | Women's Long Sleeve Top
    Cascade Merino Base Layer Mock Neck Long Sleeve $149.95 $104.97
  • Sale Yotei Merino Classic Long Sleeve - Canyon Rose | Women's Long Sleeve Top Yotei Merino Classic Long Sleeve - Canyon Rose | Women's Long Sleeve Top
    Yotei Merino Classic Long Sleeve $169.95 $118.97
  • Sale Cascade Merino Base Layer 3/4 Legging - Aoraki Lily Toffee | Women's Leggings Cascade Merino Base Layer 3/4 Legging - Aoraki Lily Toffee | Women's Leggings
    Cascade Merino Base Layer 3/4 Legging $149.95 $104.97
  • Cascade Merino Base Layer 1/4 Zip Long Sleeve - Black | Women's Long Sleeve Top Cascade Merino Base Layer 1/4 Zip Long Sleeve - Black | Women's Long Sleeve Top
    Cascade Merino Base Layer 1/4 Zip Long Sleeve $169.95
  • Sale Yotei Merino High Neck Long Sleeve - Purple Bolt / Walnut / Black | Women's Long Sleeve Top Yotei Merino High Neck Long Sleeve - Purple Bolt / Walnut / Black | Women's Long Sleeve Top
    Yotei Merino High Neck Long Sleeve $179.95 $125.97
  • Sale Cascade Merino Base Layer Long Sleeve - Dark Olive | Women's Long Sleeve Top Cascade Merino Base Layer Long Sleeve - Dark Olive | Women's Long Sleeve Top
    Cascade Merino Base Layer Long Sleeve $149.95 $104.97
  • Sale Yotei Merino Long Sleeve - Canyon Rose / Toffee | Women's Long Sleeve Top Yotei Merino Long Sleeve - Canyon Rose / Toffee | Women's Long Sleeve Top
    Yotei Merino Long Sleeve $169.95 $118.97
  • Sale Cascade Merino Base Layer 1/4 Zip Long Sleeve - Aoraki Lily Toffee | Women's Long Sleeve Top Cascade Merino Base Layer 1/4 Zip Long Sleeve - Aoraki Lily Toffee | Women's Long Sleeve Top
    Cascade Merino Base Layer 1/4 Zip Long Sleeve $179.95 $125.97
  • Cascade Merino Base Layer Long Sleeve - Black | Women's Long Sleeve Top Cascade Merino Base Layer Long Sleeve - Black | Women's Long Sleeve Top
    Cascade Merino Base Layer Long Sleeve $149.95

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  • Sale Yotei Merino High Neck Long Sleeve - Matcha / Toffee / Black | Women's Long Sleeve Top Yotei Merino High Neck Long Sleeve - Matcha / Toffee / Black | Women's Long Sleeve Top
    Yotei Merino High Neck Long Sleeve $179.95 $125.97
  • Sale Cascade Merino Base Layer Legging - Signal Lost Matcha | Women's Leggings Cascade Merino Base Layer Legging - Signal Lost Matcha | Women's Leggings
    Cascade Merino Base Layer Legging $159.95 $111.97
  • Cascade Merino Base Layer Mock Neck Long Sleeve - Black | Women's Long Sleeve Top Cascade Merino Base Layer Mock Neck Long Sleeve - Black | Women's Long Sleeve Top
    Cascade Merino Base Layer Mock Neck Long Sleeve $149.95
  • Sale Cascade Merino Base Layer 3/4 Legging - Dark Olive | Women's Leggings Cascade Merino Base Layer 3/4 Legging - Dark Olive | Women's Leggings
    Cascade Merino Base Layer 3/4 Legging $139.95 $97.97
  • Sale Cascade Merino Base Layer 3/4 Legging - Signal Lost Matcha | Women's Leggings Cascade Merino Base Layer 3/4 Legging - Signal Lost Matcha | Women's Leggings
    Cascade Merino Base Layer 3/4 Legging $149.95 $104.97
  • Sale Cascade Merino Base Layer Legging - Dark Olive | Women's Leggings Cascade Merino Base Layer Legging - Dark Olive | Women's Leggings
    Cascade Merino Base Layer Legging $149.95 $104.97
  • Cascade Merino Base Layer Legging - Black | Women's Leggings Cascade Merino Base Layer Legging - Black | Women's Leggings
    Cascade Merino Base Layer Legging $149.95
  • Cascade Merino Base Layer 3/4 Legging - Black | Women's Leggings Cascade Merino Base Layer 3/4 Legging - Black | Women's Leggings
    Cascade Merino Base Layer 3/4 Legging $139.95
  • Sale Cascade Merino Base Layer Mock Neck Long Sleeve - Signal Lost Lupin Cascade Merino Base Layer Mock Neck Long Sleeve - Signal Lost Lupin
    Cascade Merino Base Layer Mock Neck Long Sleeve $159.95 $95.97
  • Sale Yotei Merino Classic Long Sleeve - Lupin Yotei Merino Classic Long Sleeve - Lupin
    Yotei Merino Classic Long Sleeve $169.95 $101.97
  • Sale Yotei Merino Long Sleeve - Punch / Cinder / Black Yotei Merino Long Sleeve - Punch / Cinder / Black
    Yotei Merino Long Sleeve $169.95 $101.97
  • Sale Yotei Merino High Neck Long Sleeve - Punch / Cinder / Black Yotei Merino High Neck Long Sleeve - Punch / Cinder / Black
    Yotei Merino High Neck Long Sleeve $179.95 $107.97
  • Sale Cascade Merino Base Layer Mock Neck Long Sleeve - Black Cascade Merino Base Layer Mock Neck Long Sleeve - Black
    Cascade Merino Base Layer Mock Neck Long Sleeve $149.95 $89.97
  • Sale Yotei Merino High Neck Long Sleeve - Lupin / Dark Olive / Black Yotei Merino High Neck Long Sleeve - Lupin / Dark Olive / Black
    Yotei Merino High Neck Long Sleeve $179.95 $107.97
  • Sale Cascade Merino Base Layer 1/4 Zip Long Sleeve - Black Cascade Merino Base Layer 1/4 Zip Long Sleeve - Black
    Cascade Merino Base Layer 1/4 Zip Long Sleeve $169.95 $101.97
  • Sale Cascade Merino Base Layer Long Sleeve - Signal Lost Lupin Cascade Merino Base Layer Long Sleeve - Signal Lost Lupin
    Cascade Merino Base Layer Long Sleeve $159.95 $95.97
  • Sale Cascade Merino Base Layer Long Sleeve - Black Cascade Merino Base Layer Long Sleeve - Black
    Cascade Merino Base Layer Long Sleeve $149.95 $89.97
  • Sale Yotei Merino Classic Long Sleeve - Black Yotei Merino Classic Long Sleeve - Black
    Yotei Merino Classic Long Sleeve $169.95 $101.97
  • Sale Yotei Merino Long Sleeve - Lupin / Dark Olive / Black Yotei Merino Long Sleeve - Lupin / Dark Olive / Black
    Yotei Merino Long Sleeve $169.95 $101.97
  • Sale Cascade Merino Base Layer Long Sleeve - Punch Cascade Merino Base Layer Long Sleeve - Punch
    Cascade Merino Base Layer Long Sleeve $149.95 $89.97
  • Sale Cascade Merino Base Layer Mock Neck Long Sleeve - Punch Cascade Merino Base Layer Mock Neck Long Sleeve - Punch
    Cascade Merino Base Layer Mock Neck Long Sleeve $149.95 $89.97
  • Sale Cascade Merino Base Layer Legging - Punch Cascade Merino Base Layer Legging - Punch
    Cascade Merino Base Layer Legging $149.95 $89.97
  • Sale Cascade Merino Base Layer 3/4 Legging - Signal Lost Cedar Cascade Merino Base Layer 3/4 Legging - Signal Lost Cedar
    Cascade Merino Base Layer 3/4 Legging $149.95 $89.97
  • Sale Cascade Merino Base Layer Legging - Signal Lost Lupin Cascade Merino Base Layer Legging - Signal Lost Lupin
    Cascade Merino Base Layer Legging $159.95 $95.97
  • Sale Cascade Merino Base Layer 3/4 Legging - Signal Lost Lupin Cascade Merino Base Layer 3/4 Legging - Signal Lost Lupin
    Cascade Merino Base Layer 3/4 Legging $149.95 $89.97