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Women's Base Layers
(233 products)Products (233)
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- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's$115.00 - $135.00
- Terramar1.0 All-Season Lightweight Merino Wool T-Shirt - Women's$34.73Save 30%compared to  $50.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Helly HansenHH Durawool T-Shirt - Women's$80.00
- Arms of Andes300 Lightweight Alpaca Wool Pullover Base Layer Hoodie - Women's$140.00
- ArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's$99.73Save 37%compared to  $160.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's$75.73Save 36%compared to  $120.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Women's$150.00
- Sale Ends Aug 28ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's$79.99Save 50%compared to  $160.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Sale Ends Aug 28ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's$84.99Save 50%compared to  $170.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Terramar2.0 Cloud Nine Midweight Performance Thermal Turtleneck - Women's$32.73Save 31%compared to  $48.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Top - Men's$150.00
- The North FaceFD Pro 160 Base Layer Crew Top - Women's$70.00
- REI Co-opHeavyweight Merino Base Layer Bottoms - Women'sTop Rated$99.95
- Sale Ends Sep 1REI Co-opLightweight Base Layer Tights - Women'sTop Rated$27.89Save 30%compared to  $39.95
- IcebreakerSiren Sweetheart Long Underwear Top - Women's$85.00
- IcebreakerMerino 200 Sonebula Long-Sleeve High-Neck Base Layer Top - Women'sTop Rated$93.73Save 25%compared to  $125.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$74.73Save 24%compared to  $99.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- The North FaceSummit Series Pro 120 Crew Base Layer Top - Women'sTop Rated$90.00
- Helly HansenLIFA Merino Midweight Graphic Base Layer Crew Top - Women's$110.00
- Helly HansenLIFA Merino Midweight Balaclava Hoodie - Women'sNew arrival$106.73Save 28%compared to  $150.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Helly HansenLIFA Merino Midweight Graphic Crew Base Layer - Women'sNew arrival$79.73Save 27%compared to  $110.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Outdoor ResearchAlpine Onset Merino 150 Half-Zip Base Layer Top - Women's$109.00
- IcebreakerMerino Blend 260 ZoneKnit Seamless Long-Sleeve Crew Base Layer Top - Women's$150.00
- Outdoor ResearchAlpine Onset Merino 150 Crew Base Layer Top - Women's$99.00
- Helly HansenLifa Merino Midweight Base Layer Half-Zip Top - Women's$110.00
- IcebreakerMerino Long-Sleeve Roll-Neck Base Layer Top - Women's$220.00
- KUHLReactiv Lite Grid Quarter-Zip Base Layer Top - Women's$119.00
- PatagoniaCapilene Thermal Weight Long Underwear Crew Top - Women's$99.00
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Base Layer Top - Women's$120.00
- KUHLReactiv Lite Grid Long-Sleeve Crew Base Layer Top - Women's$109.00
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