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Base Layers
(476 products)Products (476)
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- SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's$96.73Save 25%compared to  $130.00REI OUTLET
- The North FaceFD Pro 160 Base Layer Tights - Women's$70.00
- Kari TraaEloise Half-Zip Base Layer Top - Women's$59.73Save 25%compared to  $80.00REI OUTLET
- Icebreaker200 Oasis Long-Sleeve Half-Zip Base Layer Top - Men'sTop Rated$115.00
- IcebreakerMerino 260 Tech Thermal Base Layer Leggings With Fly - Men'sTop Rated$93.73Save 25%compared to  $125.00REI OUTLET
- SpraywayEffra Jacket Base Layer Top - Women's$42.73Save 34%compared to  $64.95REI OUTLET
- ColumbiaMidweight Stretch Long-Sleeve Base Layer Top - Women'sTop Rated$55.00
- Ortovox230 Competition Long Base Layer Pants - Men's$100.00
- Kari TraaRose Long-Sleeve Base Layer Top - Women's$79.73Save 27%compared to  $110.00REI OUTLET
- Icebreaker200 ZoneKnit Thermal Base Layer Leggings - Women'sTop Rated$109.73Save 26%compared to  $150.00REI OUTLET
- IcebreakerMerino Base Layer Leggings - Women's$149.73Save 25%compared to  $200.00REI OUTLET
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Men's$99.73Save 26%compared to  $135.00REI OUTLET
- Icebreaker125 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Women's$93.73Save 25%compared to  $125.00REI OUTLET
- SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men'sTop Rated$140.00
- SmartwoolIntraknit Thermal Max Merino Base Layer Pattern Hoodie - Women's$114.73Save 30%compared to  $165.00REI OUTLET
- Kari TraaAnna Half-Zip Base Layer Top - Women's$120.00
- SmartwoolClassic Thermal Merino Colorblock Crew Base Layer Top - Women's$130.00
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Men's$145.00
- Kari TraaEmbla Wool Base Layer Top - Women's$29.83Save 50%compared to  $60.00
- Helly HansenLIFA Merino Midweight 3/4 Base Layer Pants - Men's$85.00
- Arms of Andes160 Ultralight Alpaca Wool Crewneck Base Layer T-Shirt - Men's$80.00
- IcebreakerMerino 260 Tech Long Sleeve Crewe Base Layer Top - Men'sTop Rated$119.73Save 27%compared to  $165.00REI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's$115.00 - $135.00
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'Top Rated$65.00
- ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's$116.73Save 31%compared to  $170.00Members, use code OUTCOLD25 to save an extra 25% on this item, thru 11/3.REI OUTLET
- Kari TraaSval Base Layer Pants - Women's$49.73Save 28%compared to  $70.00REI OUTLET
- Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women'sTop Rated$82.73Save 29%compared to  $118.00REI OUTLET
- ArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's$99.73Save 37%compared to  $160.00REI OUTLET
- Icebreaker260 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women'sTop Rated$119.73Save 27%compared to  $165.00REI OUTLET
- Arc'teryxRho Hybrid Insulated Base Layer Bottoms - Women's$145.73Save 19%compared to  $180.00REI OUTLET
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