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Base Layer Bottoms: Deals
(132 products)Products (132)
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ArtilectFlatiron 185 Base Layer Leggings - Women's
$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLETArtilectFlatiron 185 Base Layer Leggings - Men's
$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETMons RoyaleCascade Merino Flex Base Layer Leggings - Women's
$69.73Save 41%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLETKari TraaKlara High-Waisted Base Layer Pants - Women's
$62.73Save 30%compared to  $90.00Underwear Weight:LightweightSize Type:RegularREI OUTLETKari TraaSummer Wool Base Layer Pants - Women's
$49.73Save 28%compared to  $70.00Underwear Weight:LightweightSize Type:RegularREI OUTLETFree CountryCloud Knit Base Layer Bottoms - Women's
$31.73Save 29%compared to  $45.00Underwear Weight:LightweightSize Type:RegularREI OUTLETKari TraaSilja Base Layer Pants - Women's
$89.73Save 25%compared to  $120.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETWild RyeJane Leggings - Women's
$64.73Save 40%compared to  $109.00Underwear Weight:LightweightSize Type:RegularREI OUTLETKari TraaFierce Base Layer Pants - Women's
$39.73Save 33%compared to  $60.00Underwear Weight:LightweightSize Type:RegularREI OUTLETHelly HansenLifa Active Base Layer Bottoms - Women's
$39.73Save 27%compared to  $55.00Underwear Weight:LightweightSize Type:RegularREI OUTLETIcebreaker200 ZoneKnit Merino Thermal Base Layer Leggings - Men's
$111.73Save 25%compared to  $150.00Size Type:Regular, BigREI OUTLETTerramar3.0 Thermawool Heavyweight Thermal Pants - Men's
$49.73Save 28%compared to  $70.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLETKari TraaJuliane Wool Base Layer Pants - Women's
$90.73Save 30%compared to  $130.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETIcebreakerMerino 260 Vertex Glacial Flow Base Layer Leggings - Women's
$104.73Save 25%compared to  $140.00Size Type:RegularREI OUTLETSmartwoolThermal Merino Jogger Base Layer Bottoms
$93.73Save 25%compared to  $125.00Underwear Weight:MidweightSize Type:RegularREI OUTLETIcebreaker200 Oasis Macro Forms Base Layer Leggings - Women's
$85.73Save 25%compared to  $115.00Size Type:RegularREI OUTLETKari TraaLune Base Layer Pants - Women's
$48.73Save 25%compared to  $65.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETHelly HansenLIFA Merino Midweight 2-In-1 Base Layer Pants - Men's
$74.73Save 25%compared to  $100.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETArtilectDarkhorse 185 Zoned Base Layer Leggings - Men's
$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETIcebreakerMerino 260 Vertex Natural Shades Base Layer Leggings - Men's
$104.73Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETKari TraaSmekker Base Layer Pants - Women's
$89.73Save 25%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLETCraftCORE Wool Mix Base Layer Set - Women's
$89.73Save 35%compared to  $139.95Size Type:RegularREI OUTLETOrtovox185 Rock'N'Wool Short Base Layer Pants - Women's
$69.73Save 30%compared to  $100.00Underwear Weight:LightweightSize Type:RegularREI OUTLETOutdoor ResearchAlpine Onset Merino Base Layer Bottoms - Women's
$49.73Save 49%compared to  $99.00Underwear Weight:LightweightSize Type:RegularREI OUTLETSmartwoolClassic Thermal Merino Base Layer Bottoms - Men's
$79.73Save 30%compared to  $115.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETFree CountryForce Grid Fleece Base Layer Pants - Men's
$28.73Save 36%compared to  $45.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLETIcebreaker200 Oasis First Snow Base Layer Leggings - Men's
$89.73Save 25%compared to  $120.00Size Type:Regular, BigREI OUTLETFree CountryMicrotech Heat Base Layer Bottoms - Men's
$31.73Save 29%compared to  $45.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLETSmartwoolClassic Thermal Pattern Base Layer Bottoms - Women's
$76.73Save 30%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenHH Lifa Active Base Layer Pants - Men's
$39.73Save 27%compared to  $55.00Underwear Weight:LightweightSize Type:BigREI OUTLET
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