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Base Layer
(385 products)Products (385)
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Kari TraaMina Long-Sleeve Base Layer Top - Women's
$44.73Save 25%compared to  $60.00REI OUTLETHelly HansenVerglas Half-Zip Top - Women's
$63.73Save 25%compared to  $85.00REI OUTLET- Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Women's
$99.73Save 26%compared to  $135.00REI OUTLET ZoicPremium Bib Liner Bike Shorts - Women's
$74.73Save 25%compared to  $100.00REI OUTLETArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's
$109.73Save 31%compared to  $160.00REI OUTLETKari TraaAlma Half-Zip Base Layer Top - Women's
$59.73Save 25%compared to  $80.00REI OUTLET- Top Rated
Wild RyeNona Base Layer T-Shirt - Women's
$22.83Save 71%compared to  $79.00 CraftActive Intensity Base Layer - Women's
$36.73Save 43%compared to  $64.95REI OUTLETFree CountryCloud Knit Base Layer Bottoms - Women's
$31.73Save 29%compared to  $45.00REI OUTLETKari TraaLucie Half-Zip Base Layer Top - Women's
$67.73Save 24%compared to  $90.00REI OUTLETSaxxRoast Master Midweight Long-Sleeve Crew Base Layer Top - Men's
$52.73Save 29%compared to  $75.00REI OUTLETKari TraaLucie Base Layer Pants - Women's
$59.73Save 25%compared to  $80.00REI OUTLET- Top Rated
ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Men's
$109.73Save 31%compared to  $160.00REI OUTLET SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's
$97.73Save 24%compared to  $130.00REI OUTLETIcebreaker125 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Women's
$93.73Save 25%compared to  $125.00REI OUTLET- Top Rated
IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men's
$89.73Save 25%compared to  $120.00REI OUTLET Wild RyeJane Leggings - Women's
$64.73Save 40%compared to  $109.00REI OUTLETSpraywayEffra Crew Base Layer Top - Women's
$36.73Save 26%compared to  $49.95REI OUTLETArc'teryxKyanite Base Layer Crew Top - Women's
$72.83Save 39%compared to  $120.00TerramarC-Suite Mammoth Sherpa Fleece Mid-Layer Joggers - Women's
$56.73Save 29%compared to  $80.00REI OUTLETSmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'
$52.73Save 24%compared to  $70.00REI OUTLETSaxxRoast Master Midweight Base Layer Bottoms - Men's
$52.73Save 29%compared to  $75.00REI OUTLETHelly HansenLIFA ACTIVE Graphic Crew Base Layer Top - Women's
$46.73Save 28%compared to  $65.00REI OUTLETArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's
$116.73Save 31%compared to  $170.00REI OUTLET- New arrival
PatagoniaCapilene Midweight Base Layer Bottoms - Infants'
$21.73Save 25%compared to  $29.00REI OUTLET IcebreakerMerino 260 Vertex Long-Sleeve Crewe Thermal Base Layer Top - Women's
$99.73Save 28%compared to  $140.00REI OUTLETSpraywayEffra Leggings Base Layer Bottoms - Women's
$36.73Save 26%compared to  $49.95REI OUTLETSmartwoolIntraknit Thermal Merino Base Layer Colorblock Crew - Men's
$97.73Save 24%compared to  $130.00REI OUTLETIcebreakerMerino 200 ZoneKnit Long-Sleeve Half-Zip Thermal Base Layer Top - Women's
$119.73Save 25%compared to  $160.00REI OUTLETIcebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's
$86.73Save 24%compared to  $115.00REI OUTLET
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