Skip to search results
loaded 486 results
Base Layers
(486 products)Products (486)
Sort: Best Match
- Arc'teryxKyanite Base Layer Bottoms - Women's$96.73Save 19%compared to  $120.00REI OUTLET
- Free CountryForce Grid Fleece Base Layer Top - Men's$29.73Save 33%compared to  $45.00REI OUTLET
- IcebreakerMerino 200 Oasis Thermal Base Layer Leggings - Women's$78.73Save 25%compared to  $105.00REI OUTLET
- REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Men's$99.95
- Terramar3.0 Thermawool Crew Base Layer Top - Women's$49.73 - $52.73Save 24% - 28%compared to  $70.00REI OUTLET
- Arc'teryxRho Merino Wool Crew Neck Base Layer Top - Men'sTop Rated$120.00
- ArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's$99.73Save 37%compared to  $160.00REI OUTLET
- ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's$75.73Save 36%compared to  $120.00REI OUTLET
- SmartwoolClassic All-Season Merino Base Layer Long-Sleeve Shirt - Women's$66.73Save 25%compared to  $90.00REI OUTLET
- SmartwoolClassic All Season Merino Long-Sleeve Base Layer Top - Men'sTop Rated$66.73Save 25%compared to  $90.00REI OUTLET
- Terramar3.0 Thermawool Base Layer Tights - Women's$52.73Save 24%compared to  $70.00REI OUTLET
- Helly HansenLIFA Merino Midweight Graphic Base Layer Pants - Women's$79.73Save 27%compared to  $110.00REI OUTLET
- SmartwoolClassic Thermal Merino 3/4 Base Layer Bottoms - Men'sTop Rated$105.00
- Free CountryCloud Knit Base Layer Bottoms - Women's$31.73Save 29%compared to  $45.00REI OUTLET
- Arms of Andes160 Ultralight Alpaca Wool Base Layer Leggings - Men's$85.00
- Terramar2.0 Cloud Nine Midweight Performance Base Layer Scoop Shirt - Women's$29.73Save 33%compared to  $45.00REI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Base Layer Leggings - Men's$115.00
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Men's$90.00
- SmartwoolClassic Thermal Merino Lettuce Edge Base Layer Bottoms - Women's$82.73Save 28%compared to  $115.00REI OUTLET
- PatagoniaCapilene Midweight Base Layer Bottoms - Kids'$18.83Save 51%compared to  $39.00
- IcebreakerMerino 200 Oasis Base Layer Leggings with Fly - Men'sTop Rated$105.00
- SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Men's$130.00
- Kari TraaRose Light High-Waisted Base Layer Pants - Women's$82.73Save 24%compared to  $110.00REI OUTLET
- Picture Organic ClothingNangha Base Layer Top - Men's$44.83Save 50%compared to  $90.00
- Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's$84.73Save 26%compared to  $115.00REI OUTLET
- SpraywayEffra Leggings Base Layer Bottoms - Women's$36.73Save 26%compared to  $49.95REI OUTLET
- Arc'teryxRho LT Base Layer Bottoms - Men's$100.00
- Arc'teryxRho LT Zip-Neck Base Layer Top - Men'sTop Rated$120.00
- SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's$96.73Save 25%compared to  $130.00REI OUTLET
- Icebreaker260 Tech High-Rise Base Layer Leggings - Women'sTop Rated$125.00
121–150 of 486 products
Sort: Best Match