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Base Layer Tops: Deals
(122 products)Products (122)
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REI Co-opLightweight Base Layer Long-Sleeve Crew Top - Men's Tall Sizes
$19.83Save 50%compared to  $39.95Underwear Weight:LightweightSize Type:Tall- Top Rated
tasc PerformanceElevation Merino T-Shirt - Women's
$54.73Save 30%compared to  $79.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET - Top Rated
REI Co-opLightweight Base Layer Half-Zip Top - Men's
$19.83Save 55%compared to  $44.95Underwear Weight:LightweightSize Type:Regular SeirusHeatwave Body Mapped Quarter-Zip Long-Sleeve Base Layer Top - Women's
$69.83Save 50%compared to  $140.00Underwear Weight:MidweightSize Type:Regular- Top Rated
ArtilectBoulder 125 Quarter-Zip Base Layer Top - Men's
$90.93Save 30%compared to  $130.00Underwear Weight:LightweightSize Type:Regular Helly HansenOdin Power Stretch Half-Zip Base Layer Top - Women's
$88.73Save 40%compared to  $150.00Underwear Weight:MidweightSize Type:RegularREI OUTLETtasc PerformanceElevation Merino T-Shirt - Men's
$54.73Save 30%compared to  $79.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLETREI Co-opMidweight Long-Sleeve Base Layer Top - Women's
$26.83 - $54.95Underwear Weight:MidweightSize Type:Regular, PlusSmartwoolIntraknit Active Base Layer Crew Shirt - Men's
$81.73Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:Big, RegularREI OUTLETKari TraaRose Long-Sleeve Base Layer Top - Women's
$76.73Save 30%compared to  $110.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETSmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Men's
$90.73Save 30%compared to  $130.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLETHelly HansenLifa Merino Midweight Graphic Base Layer Top - Women's
$79.73 - $82.73Save 24% - 27%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLETFree CountryForce Grid Fleece Base Layer Top - Men's
$29.73Save 33%compared to  $45.00Underwear Weight:LightweightSize 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 - Top Rated
ArtilectFlatiron 185 Base Layer Crew Top - Men's
$97.93Save 30%compared to  $140.00Underwear Weight:MidweightSize Type:Regular SmartwoolClassic Thermal Merino Lettuce Edge Crew Base Layer Top - Women's
$82.73Save 28%compared to  $115.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- New arrival
Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Men's
$104.73Save 30%compared to  $150.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET - New arrival
Helly HansenMerino Wool Base Layer Set - Kids'
$82.73Save 31%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET Terramar3.0 Thermawool Half-Zip Base Layer Top - Women's
$56.73Save 24%compared to  $75.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- New arrival
Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Women's
$104.73Save 30%compared to  $150.00Underwear Weight:MidweightSize Type:RegularREI OUTLET IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men's
$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET- New arrival
Helly HansenLoen Tech Long-Sleeve Base Layer Top - Kids'
$39.73Save 27%compared to  $55.00Underwear Weight:LightweightSize Type:RegularREI OUTLET CraftCORE Dry Active Comfort Base Layer Top - Women's
$44.73Save 31%compared to  $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenLifa Active Graphic Crew Base Layer Top - Women's
$48.73Save 25%compared to  $65.00Underwear Weight:LightweightSize Type:RegularREI OUTLET- New arrival
SpraywayEffra Crew Base Layer Top - Women's
$36.73Save 26%compared to  $49.95Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET - New arrival
Helly HansenLIFA ACTIVE Graphic Crew Base Layer Top - Women's
$46.73Save 28%compared to  $65.00Underwear Weight:LightweightSize Type:RegularREI OUTLET - New arrival
SpraywayEffra Jacket Base Layer Top - Women's
$46.73Save 28%compared to  $64.95Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET - New arrival
SpraywayEffra Hoodie Base Layer Top - Women's
$49.73Save 28%compared to  $69.95Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET Free CountryMicrotech Heat Cocaber Base Layer Top - Women's
$34.73Save 30%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLETHelly HansenVerglas Half-Zip Top - Women's
$63.73Save 25%compared to  $85.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
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