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Base Layers
(454 products)Products (454)
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- Sale Ends Dec 8IcebreakerMerino 200 Oasis Base Layer Leggings - Women's$93.69Save 25%compared to  $125.00
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'Top Rated$46.73Save 28%compared to  $65.00REI OUTLET
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Women'sTop Rated$81.73Save 28%compared to  $115.00REI OUTLET
- SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's$96.73Save 25%compared to  $130.00REI OUTLET
- tasc PerformanceElevation Merino T-Shirt - Men's$54.73Save 30%compared to  $79.00REI OUTLET
- Free CountryCloud Knit Crewneck Base Layer Top - Men's$26.73Save 33%compared to  $40.00REI OUTLET
- BurtonFleece Base Layer Set - Kids'$69.95
- Sale Ends Dec 1SmartwoolClassic Thermal Merino 3/4 Base Layer Bottoms - Men'sTop Rated$78.69Save 25%compared to  $105.00
- Arc'teryxRho Zip-Neck Base Layer Top - Women'sTop Rated$120.00
- SaxxRoast Master Midweight Base Layer Bottoms - Men's$47.73Save 36%compared to  $75.00REI OUTLET
- Arc'teryxRho Boot Cut Base Layer Bottoms - Women's$72.73Save 19%compared to  $90.00REI OUTLET
- Kari TraaRose High-Waist Base Layer Capris - Women's$66.73Save 33%compared to  $100.00REI OUTLET
- Arc'teryxRho LT Base Layer Bottoms - Men's$100.00
- Kari TraaFryd Long-Sleeve Base Layer Top - Women's$40.73Save 32%compared to  $60.00REI OUTLET
- InjinjiLiner Crew SocksTop Rated$12.00
- Sale Ends Dec 8IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men'sTop Rated$78.69Save 25%compared to  $105.00
- Sale Ends Dec 1SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Men'sTop Rated$89.99Save 25%compared to  $120.00
- SmartwoolIntraknit Active Base Layer Bottoms - Men's$81.73Save 25%compared to  $110.00REI OUTLET
- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men'sTop Rated$104.99Save 25%compared to  $140.00
- Arc'teryxKyanite Base Layer Bottoms - Women's$120.00
- Free CountryMicrotech Heat Cocarber Base Layer Top - Women's$39.73Save 33%compared to  $60.00REI OUTLET
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$99.00
- 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
- The North FaceSummit Series Pro 120 Base Layer Tights - Women'sTop Rated$100.00
- Helly HansenLIFA Merino Midweight Graphic Crew Base Layer - Women's$79.73Save 27%compared to  $110.00REI OUTLET
- Kari TraaAnna Long-Sleeve Base Layer Top - Women's$110.00
- Arc'teryxRho SV Base Layer Bottoms - Men's$120.00
- HalfdaysHallie Midweight Merino Base Layer Leggings - Women'sTop Rated$130.00
- Helly HansenLIFA Merino Midweight Graphic Base Layer Crew Top - Women's$115.00
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