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Midweight Base Layers
(149 products)Products (149)
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IcebreakerMerino 200 Oasis Long-Sleeve Crewe Macro Forms Base Layer Top - Women's
$85.73Save 25%compared to  $115.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- Top Rated
Helly HansenLifa Merino Midweight Graphic Base Layer Top - Women's
$79.73 - $82.73Save 24% - 27%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Top Rated
IcebreakerMerino 200 Sonebula Long-Sleeve High-Neck Base Layer Top - Women's
$93.73Save 25%compared to  $125.00Underwear Weight:MidweightSize Type:RegularREI OUTLET ArtilectFlatiron 185 Crew Base Layer Top - Men's
$96.73 - $109.73Save 30% - 31%compared to  $140.00 - $160.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET- Top Rated
SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Men's
$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET - Top Rated
Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women's
$82.73Save 29%compared to  $118.00Underwear Weight:MidweightSize Type:RegularREI OUTLET Icebreaker200 ZoneKnit Thermal Base Layer Leggings - Women's
$109.73Save 26%compared to  $150.00Underwear Weight:MidweightSize Type:RegularREI OUTLETPatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's
$74.73Save 24%compared to  $99.00Underwear Weight:MidweightSize Type:RegularREI OUTLETCraftCore Dry Active Comfort Base Layer Pants - Men's
$32.73Save 34%compared to  $49.95Underwear Weight:MidweightSize Type:RegularREI OUTLETArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's
$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLETSmartwoolClassic Thermal Merino Lettuce Edge Base Layer Bottoms - Women's
$82.73Save 28%compared to  $115.00Underwear Weight:MidweightSize Type:RegularREI OUTLETSmartwoolIntraknit Active Base Layer Crew Shirt - Men's
$81.73Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:Big, RegularREI OUTLETTerramar3.0 Thermawool Crew Base Layer Top - Women's
$49.73 - $52.73Save 24% - 28%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- Top Rated
Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men's
$109.73Save 26%compared to  $150.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's
$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLETArtilectDarkhorse 185 Zoned Base Layer Leggings - Women's
$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLETSmartwoolClassic Thermal Merino Base Layer Hoodie - Kids'
$56.73Save 24%compared to  $75.00Underwear Weight:MidweightSize Type:RegularREI OUTLETIcebreaker200 Oasis Sonebula Base Layer Leggings - Women's
$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLETSmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'
$52.73Save 24%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenLIFA Merino Midweight 2-In-1 Graphic Half-Zip Base Layer Top - Women's
$86.73 - $89.73Save 25% - 27%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLETTerramar2.0 Cloud Nine Midweight Base Layer Capri Pants - Women's
$28.73Save 28%compared to  $40.00Underwear Weight:MidweightSize Type:RegularREI OUTLETKari TraaMalia Base Layer Pants - Women's
$52.73Save 24%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLETTerramar3.0 Thermawool Half-Zip Base Layer Top - Women's
$56.73Save 24%compared to  $75.00Underwear Weight:MidweightSize Type:RegularREI OUTLETTerramar3.0 Thermawool Base Layer Tights - Women's
$52.73Save 24%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLETTerramarC-Suite Fusion Thermal Pants - Women's
$46.73Save 28%compared to  $65.00Underwear Weight:MidweightSize Type:RegularREI OUTLETCraftCORE Dry Active Comfort Base Layer Top - Women's
$39.73Save 38%compared to  $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenLIFA Merino Midweight Crew Base Layer Top - Women's
$74.73Save 25%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLETCraftCore Dry Active Comfort Base Layer Pants - Women's
$29.73Save 33%compared to  $44.95Underwear Weight:MidweightSize Type:RegularREI OUTLETKari TraaRose Light High-Waisted Base Layer Pants - Women's
$82.73Save 24%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLETCraftCore Dry Active Comfort Long-Sleeve Base Layer Jersey - Kids'
$42.73Save 34%compared to  $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLET
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