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Base Layer Bottoms
(148 products)Products (148)
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- Top Rated
REI Co-opMidweight Base Layer Bottoms - Toddlers'
$24.95Underwear Weight:MidweightSize Type:Regular - Top Rated
SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'
$31.83Save 51%compared to  $65.00Underwear Weight:MidweightSize Type:Regular Helly HansenHH Graphic LIFA Merino Base Layer Set - Kids'
$54.73Save 31%compared to  $80.00Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenLIFA Merino Base Layer Set - Kids'
$49.73Save 33%compared to  $75.00Underwear Weight:MidweightSize Type:RegularREI OUTLETTerramar2.0 Cloud Nine Midweight Performance Base Layer Leggings - Women's
$33.73Save 25%compared to  $45.00Underwear Weight:MidweightSize Type:RegularREI OUTLETFree CountryMicrotech Heat Cocaber Base Layer Bottoms - Men's
$26.73Save 33%compared to  $40.00Underwear Weight:LightweightSize Type:RegularREI OUTLETFree CountryForce Grid Fleece Base Layer Bottoms - Men's
$29.73Save 33%compared to  $45.00Underwear Weight:LightweightSize Type:RegularREI OUTLET- Top Rated
The North FaceSummit Series Pro 120 Base Layer Tights - Women's
$100.00Underwear Weight:UltralightweightSize Type:Regular SmartwoolIntraknit Active Base Layer Bottoms - Women's
$76.73Save 30%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLETSmartwoolIntraknit Active Base Layer Bottoms - Women's
$76.73Save 30%compared to  $110.00Size Type:RegularREI OUTLETHelly HansenLIFA Merino Midweight 2-In-1 Base Layer Pants - Women's
$74.73Save 25%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenLIFA Merino Midweight Base Layer 3/4 Pants - Women's
$59.73Save 25%compared to  $80.00Underwear Weight:MidweightSize Type:RegularREI OUTLETIcebreakerMerino 260 Vertex Natural Shades Base Layer Leggings - Women's
$104.73Save 25%compared to  $140.00Size Type:RegularREI OUTLETIcebreakerMerino 260 Vertex Glacial Flow Base Layer Leggings - Women's
$104.73Save 25%compared to  $140.00Size Type:RegularREI OUTLETKari TraaJuliane Wool Base Layer Pants - Women's
$49.73Save 61%compared to  $130.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETKari TraaLune Base Layer Pants - Women's
$48.73Save 25%compared to  $65.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETBurtonLightweight Base Layer Set - Kids'
$41.93Save 30%compared to  $59.95Underwear Weight:LightweightSize Type:RegularArc'teryxKyanite Base Layer Bottoms - Women's
$84.83Save 29%compared to  $120.00Underwear Weight:HeavyweightSize Type:Regular, PlusHelly HansenLifa Merino Midweight Base Layer Set - Kids'
$69.73Save 30%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLETCraftCore Dry Base-Layer Set - Women's
$49.73Save 33%compared to  $74.95Underwear Weight:LightweightSize Type:RegularREI OUTLETSmartwoolIntraknit Thermal Max Merino Base Layer Bottoms - Men's
$135.00Underwear Weight:LightweightSize Type:Big- Top Rated
SmartwoolMerino 250 Jogger Bottoms - Women's
$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLET IcebreakerMerino 200 Sonebula Thermal Base Layer Leggings - Women's
$120.00Underwear Weight:MidweightSize Type:RegularIcebreaker200 Oasis 3/4 Base Layer Bottoms - Men's
$95.00Underwear Weight:MidweightSize Type:RegularMountain HardwearMountain Stretch Base Layer Tights - Men's
$55.73Save 25%compared to  $75.00Underwear Weight:MidweightSize Type:BigREI OUTLETFree CountryMicrotech Heat Base Layer Bottoms - Men's
$31.73Save 29%compared to  $45.00Underwear Weight:LightweightSize Type:BigREI OUTLETKari TraaKlara High-Waisted Base Layer Pants - Women's
$62.73Save 30%compared to  $90.00Underwear Weight:LightweightSize Type:RegularREI OUTLETIcebreaker200 Oasis Macro Forms Base Layer Leggings - Women's
$85.73Save 25%compared to  $115.00Size Type:RegularREI OUTLETKari TraaFryd Base Layer Pants - Women's
$37.73 - $44.73Save 25% - 31%compared to  $55.00 - $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 OUTLET
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