Skip to search results
loaded 84 results
Women's Base Layer Bottoms
(84 products)Products (84)
Sort: Best Match
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's$81.73Save 28%compared to  $115.00Underwear Weight:MidweightSize Type:Plus, RegularREI OUTLET
- tasc PerformanceElevation Merino Base Layer Bottoms - Women's$49.73Save 37%compared to  $79.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- SmartwoolIntraknit Active Base Layer Bottoms - Women's$79.93Save 27%compared to  $110.00Underwear Weight:LightweightSize Type:Regular
- REI Co-opHeavyweight Merino Base Layer Bottoms - Women'sTop Rated$29.83 - $69.93Save 30% - 70%compared to  $99.95Underwear Weight:HeavyweightSize Type:Regular, Plus
- REI Co-opLightweight Base Layer Tights - Women'sTop Rated$39.95Underwear Weight:LightweightSize Type:Regular, Plus
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's$110.00 - $115.00Underwear Weight:MidweightSize Type:Regular
- REI Co-opLightweight Base Layer Tights - Women's Plus Sizes$9.83Save 75%compared to  $39.95Underwear Weight:LightweightSize Type:Plus
- Nani SwimwearUinta Base Layer Bottoms - Women'sTop Rated$29.83Save 60%compared to  $75.00Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino 200 Oasis Thermal Base Layer Leggings - Women's$78.73Save 25%compared to  $105.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLET
- CraftCore Dry Active Comfort Base Layer Pants - Women's$29.73Save 33%compared to  $44.95Underwear Weight:MidweightSize Type:RegularREI OUTLET
- REI Co-opMidweight Base Layer Tights - Women's$54.95Underwear Weight:MidweightSize Type:Regular, Plus, Petite
- Arc'teryxRho Boot Cut Base Layer Bottoms - Women's$72.73Save 19%compared to  $90.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- CraftActive Intensity Base Layer Pants - Women's$31.73Save 42%compared to  $54.95Underwear Weight:LightweightSize Type:RegularREI OUTLET
- SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's$90.00Underwear Weight:LightweightSize Type:Regular, Plus
- REI Co-opMerino 185 Base Layer Bottoms - Women's$79.95Underwear Weight:LightweightSize Type:Regular
- SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's$92.73Save 28%compared to  $130.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Free CountryForce Grid Fleece Base Layer Bottoms - Women's$34.73Save 36%compared to  $55.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Terramar2.0 Cloud Nine Midweight Base Layer Capri Pants - Women's$28.73Save 28%compared to  $40.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's$33.83Save 62%compared to  $90.00Underwear Weight:LightweightSize Type:Plus
- Arc'teryxRho Base Layer Bottoms - Women's$79.73Save 20%compared to  $100.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLET
- SmartwoolIntraknit Active Base Layer Bottoms - Women's$76.73Save 30%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- BurtonMidweight Base Layer Pants - Women's$19.83Save 69%compared to  $64.95Underwear Weight:MidweightSize Type:Regular
- Black DiamondSolution 150 Merino Base Layer Bottoms - Women'sNew arrival$79.73Save 27%compared to  $110.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Thermal Max Merino Base Layer Bottoms - Women's$100.73Save 25%compared to  $135.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- PatagoniaCapilene Midweight Base Layer Bottoms - Women's$89.00Size Type:Regular, Plus
- Wild RyeJane Leggings - Women's$64.73Save 40%compared to  $109.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Arc'teryxKyanite Base Layer Bottoms - Women's$96.73Save 19%compared to  $120.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Kari TraaLucie Base Layer Pants - Women's$58.73Save 26%compared to  $80.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- TerramarC-Suite Mammoth Sherpa Fleece Mid-Layer Joggers - Women's$56.73Save 29%compared to  $80.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 200 Oasis Thermal Leggings - Women's$105.00Underwear Weight:MidweightSize Type:Regular, Plus
- Kari TraaMalia Base Layer Pants - Women's$48.73Save 30%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Terramar3.0 Thermawool Base Layer Tights - Women's$52.73Save 24%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Arc'teryxRho Base Layer Bottoms - Women's$100.00Underwear Weight:LightweightSize Type:Regular, Plus
- Kari TraaSmekker Base Layer Pants - Women's$83.73Save 30%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Arc'teryxKyanite Base Layer Bottoms - Women'sTop Rated$84.83Save 29%compared to  $120.00Underwear Weight:HeavyweightSize Type:Regular
- Arc'teryxRho Hybrid Insulated Base Layer Bottoms - Women's$145.73Save 19%compared to  $180.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- Kari TraaRose High-Waisted Base Layer Pants - Women'sTop Rated$110.00Underwear Weight:LightweightSize Type:Regular, Plus
- Free CountryMicrotech Heat Cocaber Base Layer Bottoms - Women's$34.73Save 30%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Icebreaker260 Tech High-Rise Base Layer Leggings - Women'sTop Rated$125.00Underwear Weight:MidweightSize Type:Regular
- SmartwoolClassic Thermal Merino Lettuce Edge Base Layer Bottoms - Women's$82.73Save 28%compared to  $115.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaLilja Base Layer Pants - Women's$49.73Save 24%compared to  $66.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino Base Layer Leggings - Women's$149.73Save 25%compared to  $200.00Size Type:RegularREI OUTLET
- HalfdaysSophia Base Layer Leggings - Women's$49.83Save 41%compared to  $85.00Underwear Weight:LightweightSize Type:Plus, Regular
- Kari TraaFryd Base Layer Pants - Women's$42.73Save 22% - 28%compared to  $55.00 - $60.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenLIFA Merino Midweight 2-In-1 Base Layer Pants - Women's$69.73Save 30%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Women'sTop Rated$93.73Save 25%compared to  $125.00Underwear Weight:HeavyweightSize Type:PlusREI OUTLET
- REI Co-opMerino 185 Base Layer Bottoms - Women's Plus Sizes$79.95Underwear Weight:LightweightSize Type:Plus
- Icebreaker200 ZoneKnit Thermal Base Layer Leggings - Women's$109.73Save 26%compared to  $150.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaFryd Base Layer Pants - Women's$60.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaRose Light High-Waisted Base Layer Pants - Women's$82.73Save 24%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaFloke Base Layer Pants - Women's$64.73Save 35%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Helly HansenH1 Pro Lifa Seamless Base Layer Bottoms - Women's$82.73Save 24%compared to  $110.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- The North FaceSummit Series Pro 120 Base Layer Tights - Women'sTop Rated$100.00Underwear Weight:UltralightweightSize Type:Regular, Plus
- Helly HansenLIFA Merino Midweight Graphic Base Layer Pants - Women's$81.93Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaRose High-Waist Base Layer Capris - Women's$69.73Save 30%compared to  $100.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- TerramarC-Suite Fusion Thermal Pants - Women's$46.73Save 28%compared to  $65.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaLune Base Layer Pants - Women's$48.73Save 25%compared to  $65.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- PatagoniaCapilene Thermal Weight Long Underwear Bottoms - Women's$99.00Underwear Weight:HeavyweightSize Type:Regular
- Free CountryCloud Knit Base Layer Bottoms - Women's$31.73Save 29%compared to  $45.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenLIFA Merino Midweight Graphic Base Layer Pants - Women's$79.73Save 27%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaAlma Base Layer Pants - Women's$52.73Save 24%compared to  $70.00Underwear Weight:UltralightweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's$130.00Underwear Weight:LightweightSize Type:Regular
- ArtilectFlatiron 185 Base Layer Leggings - Women's$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Base Layer Leggings - Women'sTop Rated$105.00Underwear Weight:LightweightSize Type:Regular
- IcebreakerMerino 200 Sonebula Thermal Base Layer Leggings - Women's$120.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaAnna High-Waist Base Layer Pants - Women'sNew arrival$100.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaFryd Base Layer Pants - Women's$44.73Save 25%compared to  $60.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaSaga Base Layer Pants - Women'sNew arrival$110.00Underwear Weight:HeavyweightSize Type:Regular
- Icebreaker125 ZoneKnit Thermal Base Layer Leggings - Women's$93.73Save 25%compared to  $125.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- KUHLReactiv Lite Grid Base Layer Bottoms - Women'sNew arrival$99.00Underwear Weight:LightweightSize Type:Regular
- IcebreakerMerino 260 Vertex Natural Shades Base Layer Leggings - Women's$104.73Save 25%compared to  $140.00Size Type:RegularREI OUTLET
- Kari TraaSara Base Layer Pants - Women's$100.00Underwear Weight:HeavyweightSize Type:Regular
- Icebreaker200 Oasis Sonebula Base Layer Leggings - Women's$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker200 Oasis Macro Forms Base Layer Leggings - Women's$85.73Save 25%compared to  $115.00Size Type:RegularREI OUTLET
- SpraywayEffra Leggings Base Layer Bottoms - Women's$36.73Save 26%compared to  $49.95Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's Plus Sizes$115.00 - $120.00Underwear Weight:MidweightSize Type:Plus
- Kari TraaKlara High-Waisted Base Layer Pants - Women's$66.73Save 25%compared to  $90.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenLifa Active Base Layer Bottoms - Women's$39.73Save 27%compared to  $55.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaFierce Base Layer Pants - Women's$46.73Save 29%compared to  $66.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- ArtilectDarkhorse 185 Zoned Base Layer Leggings - Women's$99.73Save 37%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- The North FaceSummit Pro 120 Base Layer Tights - Women's$100.00Underwear Weight:MidweightSize Type:Regular
- The North FaceFD Pro 160 Base Layer Tights - Women's$70.00Underwear Weight:MidweightSize Type:Plus
- SeirusHeatwave Body Mapped Full-Length Base Layer Bottoms - Women's$59.83Save 50%compared to  $119.95Underwear Weight:MidweightSize Type:Regular
- Kari TraaRose Capri High-Waist Base Layer Bottoms - Women's$100.00Underwear Weight:HeavyweightSize Type:Regular
Sort: Best Match