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Base Layer
(424 products)Products (424)
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- IcebreakerMerino 260 Vertex Long-Sleeve Crewe Natural Shades Base Layer Top - Women's$104.73Save 25%compared to  $140.00REI OUTLET
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$74.73Save 24%compared to  $99.00REI OUTLET
- Kari TraaRose Half-Zip Base Layer Top - Women'sTop Rated$89.73Save 25%compared to  $120.00REI OUTLET
- SmartwoolIntraknit Active Base Layer Bottoms - Women's$76.73Save 30%compared to  $110.00REI OUTLET
- The North FaceFD Pro 160 Base Layer Crew Top - Women's$70.00
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$99.00
- SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's$64.83 - $130.00
- CraftActive Intensity Zip Base Layer Top - Women's$54.73Save 31%compared to  $79.95REI OUTLET
- Kari TraaLucie Half-Zip Base Layer Top - Women's$67.73Save 24%compared to  $90.00REI OUTLET
- Helly HansenLIFA Merino Midweight 2-In-1 Base Layer Hoodie - Women's$89.73Save 25%compared to  $120.00REI OUTLET
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Kids'$52.73Save 29%compared to  $75.00REI OUTLET
- Arc'teryxKyanite Base Layer Crew Top - Women's$59.83Save 50%compared to  $120.00
- SeirusHeatwave Body Mapped Full-Length Base Layer Bottoms - Women's$59.83Save 50%compared to  $119.95
- Helly HansenH1 Pro Lifa Seamless Base Layer Bottoms - Women's$82.73Save 24%compared to  $110.00REI OUTLET
- SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'$51.73Save 26%compared to  $70.00REI OUTLET
- Arc'teryxRho Hoody Base Layer Top - Women'sTop Rated$104.93Save 19%compared to  $130.00
- Ortovox185 Merino Rock'n'wool Base Layer Top - Women's$49.83Save 50%compared to  $100.00
- Helly HansenLIFA Merino Midweight Base Layer Set - Kids'$100.00
- ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's$98.73Save 38%compared to  $160.00REI OUTLET
- Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women'sTop Rated$82.73Save 29%compared to  $118.00REI OUTLET
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Macro Forms Base Layer Top - Women's$85.73Save 25%compared to  $115.00REI OUTLET
- BurtonMidweight X Base Layer Pants - Women's$36.83Save 50%compared to  $74.95
- Kari TraaRose Base Layer Hoodie - Women's$97.73Save 24%compared to  $130.00REI OUTLET
- Kari TraaVoss Cashmere Mix Half-Zip Base Layer Top - Women's$116.73Save 35%compared to  $180.00REI OUTLET
- IcebreakerMerino 260 Vertex Long-Sleeve Half-Zip Herenga Base Layer Top - Women's$89.73Save 40%compared to  $150.00REI OUTLET
- SeirusHeatwave Body Mapped Quarter-Zip Long-Sleeve Base Layer Top - Women's$69.83Save 50%compared to  $140.00
- IcebreakerMerino 200 Sonebula Long-Sleeve High-Neck Base Layer Top - Women'sTop Rated$93.73Save 25%compared to  $125.00REI OUTLET
- PatagoniaBaby Capilene Midweight Henley Base Layer Top - Infants'$23.93Save 31%compared to  $35.00
- Icebreaker200 ZoneKnit Thermal Base Layer Leggings - Women's$109.73Save 26%compared to  $150.00REI OUTLET
- REI Co-opSilk Liner Crew Socks$17.95
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