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Base Layers
(453 products)Products (453)
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- REI Co-opMerino 185 Base Layer Bottoms - Men's Tall Sizes$79.95
- The North FaceDotKnit Thermal Base Layer Set - Toddlers'New arrival$70.00
- Terramar2.0 Cloud Nine Midweight Performance Thermal Turtleneck - Women's$26.73Save 44%compared to  $48.00REI OUTLET
- Kari TraaRose High-Waist Base Layer Capris - Women's$66.73Save 33%compared to  $100.00REI OUTLET
- Sale Ends Dec 8IcebreakerSiren Base Layer Tank Top - Women's$52.49Save 25%compared to  $70.00
- Hot ChillysOriginals Solid Base Layer Crew - Kids'$34.73Save 26%compared to  $47.50REI OUTLET
- SmartwoolThermal Merino Rib Turtleneck Base Layer Top - Women's$130.00
- Kari TraaRose Light High-Waisted Base Layer Pants - Women's$81.73Save 25%compared to  $110.00REI OUTLET
- Free CountryForce Grid Fleece Base Layer Bottoms - Men's$29.73Save 33%compared to  $45.00REI OUTLET
- Arc'teryxRho LT Base Layer Bottoms - Men's$79.73Save 20%compared to  $100.00REI OUTLET
- Arc'teryxRho LT Base Layer Hoody - Men'sTop Rated$120.00
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's Plus Sizes$86.19 - $120.00
- IcebreakerMerino 200 Oasis Long-Sleeve Half-Zip Thermal Base Layer Top - Women'sTop Rated$84.73Save 26%compared to  $115.00REI OUTLET
- CraftCore Dry Active Comfort Base Layer Pants - Women's$29.73Save 33%compared to  $44.95REI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Base Layer Leggings - Men's$115.00
- Terramar3.0 Thermawool Half-Zip Base Layer Top - Women's$56.73Save 24%compared to  $75.00REI OUTLET
- Sale Ends Dec 8IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$101.19Save 25%compared to  $135.00
- Kari TraaEloise Half-Zip Base Layer Top - Women's$59.73Save 25%compared to  $80.00REI OUTLET
- Arc'teryxRho Base Layer Bottoms - Women's$79.73Save 20%compared to  $100.00REI OUTLET
- Sale Ends Dec 1SmartwoolClassic Thermal Merino Base Layer Crew One-Piece - Women's$187.49Save 25%compared to  $250.00
- SmartwoolIntraknit Active Base Layer Crew Shirt - Men's$74.73Save 32%compared to  $110.00REI OUTLET
- Arc'teryxRho Crew Neck Long-Sleeve Base Layer Top - Women'sTop Rated$79.73Save 20%compared to  $100.00REI OUTLET
- Helly HansenLIFA Merino Midweight Graphic Crew Base Layer - Women's$79.73Save 27%compared to  $110.00REI OUTLET
- ArtilectFlatiron 185 Base Layer Leggings - Women's$93.73Save 41%compared to  $160.00REI OUTLET
- Helly HansenLIFA Merino Midweight Base Layer 3/4 Pants - Women's$85.00
- Helly HansenLIFA Merino Midweight 3/4 Base Layer Pants - Men's$85.00
- Hot ChillysClima-Wool Base Layer Bottoms - Men's$79.73Save 33%compared to  $120.00REI OUTLET
- Kari TraaAlma Half-Zip Base Layer Top - Women's$59.73Save 25%compared to  $80.00REI OUTLET
- ArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's$87.73Save 45%compared to  $160.00REI OUTLET
- Sale Ends Dec 1Wild RyeBassett LITE Raglan Base Layer Top - Women's$74.19Save 25%compared to  $99.00
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