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Base Layers
(437 products)Products (437)
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Wild RyeJane Leggings - Women's
$64.73Save 40%compared to  $109.00REI OUTLETMons RoyaleEpic Merino Shift MTB Liner Shorts - Women's
$79.73Save 27%compared to  $110.00Members use code OUTAPRIL25 to save an extra 25%REI OUTLETHelly HansenVerglas Half-Zip Top - Women's
$63.73Save 25%compared to  $85.00REI OUTLETArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's
$116.73Save 31%compared to  $170.00REI OUTLETSmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
$97.73Save 24%compared to  $130.00REI OUTLET- New arrival
SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Women's
$89.73Save 25%compared to  $120.00REI OUTLET IcebreakerMerino 260 Vertex Long-Sleeve Crewe Thermal Base Layer Top - Women's
$99.73Save 28%compared to  $140.00REI OUTLETFree CountryCloud Knit Base Layer Bottoms - Women's
$31.73Save 29%compared to  $45.00REI OUTLETArc'teryxKyanite Base Layer Crew Top - Women's
$84.83Save 29%compared to  $120.00- Top Rated
SmartwoolClassic All Season Merino Long-Sleeve Base Layer Top - Men's
$67.73Save 24%compared to  $90.00REI OUTLET Helly HansenMerino Wool Base Layer Set - Kids'
$82.73Save 31%compared to  $120.00REI OUTLETIcebreakerMerino 200 Oasis Thermal Base Layer Leggings - Women's
$78.73Save 25%compared to  $105.00REI OUTLETKari TraaMina Long-Sleeve Base Layer Top - Women's
$44.73Save 25%compared to  $60.00REI OUTLETZoicLuxe Bib Bike Liner Shorts - Men's
$89.73Save 25%compared to  $120.00REI OUTLETZoicPremium Bib Liner Bike Shorts - Women's
$74.73Save 25%compared to  $100.00Members use code OUTAPRIL25 to save an extra 25%REI OUTLET- New arrival
SmartwoolIntraknit Thermal Max Merino Base Layer Pattern Hoodie - Women's
$123.73Save 25%compared to  $165.00REI OUTLET - New arrival
IcebreakerMerino 260 Tech Long Sleeve Crewe Base Layer Top - Men's
$119.73Save 27%compared to  $165.00REI OUTLET Kari TraaLucie Half-Zip Base Layer Top - Women's
$67.73Save 24%compared to  $90.00REI OUTLET- New arrival
SaxxRoast Master Midweight Long-Sleeve Crew Base Layer Top - Men's
$52.73Save 29%compared to  $75.00REI OUTLET Kari TraaAlma Hood Base Layer Top - Women's
$59.73Save 25%compared to  $80.00REI OUTLETZoicCarbon Liner Bike Shorts - Men's
$74.73Save 25%compared to  $100.00REI OUTLETSmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's
$97.73Save 24%compared to  $130.00REI OUTLETKari TraaAlma Half-Zip Base Layer Top - Women's
$59.73Save 25%compared to  $80.00REI OUTLETCraftCore Dry Active Comfort Base Layer Pants - Women's
$29.73Save 33%compared to  $44.95REI OUTLET- New arrival
SmartwoolIntraknit Thermal Max Merino Base Layer Bottoms - Women's
$101.73Save 24%compared to  $135.00REI OUTLET SpraywayEffra Hoody Base Layer Top - Women's
$49.73Save 28%compared to  $69.95REI OUTLETIcebreaker125 ZoneKnit Merino Thermal Leggings - Men's
$93.73Save 25%compared to  $125.00REI OUTLETSmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
$97.73Save 24%compared to  $130.00REI OUTLET- New arrival
SmartwoolIntraknit Active Base Layer Bottoms - Men's
$82.73Save 24%compared to  $110.00REI OUTLET SmartwoolClassic Thermal Merino Base Layer Hoodie - Kids'
$56.73Save 24%compared to  $75.00REI OUTLET
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