Skip to search results
loaded 271 results
Base Layers: Deals
(271 products)Products (271)
Sort: Best Match
Andorra/Twilight Mauve
ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's
$109.73Save 31%compared to $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLETBlack
New arrivalCraftCore Dry Active Comfort Long-Sleeve Base Layer Jersey - Kids'
$42.73Save 34%compared to $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLETBlack
Terramar2.0 Cloud Nine Midweight Base Layer Capri Pants - Women's
$28.73Save 28%compared to $40.00Underwear Weight:MidweightSize Type:RegularREI OUTLETRoyal
New arrivalKari TraaLekker Half-Zip Base Layer Top - Women's
$44.73Save 25%compared to $60.00Underwear Weight:LightweightSize Type:RegularREI OUTLETBlack
New arrivalCraftCore Dry Active Comfort Base Layer Pants - Men's
$32.73Save 34%compared to $49.95Underwear Weight:MidweightSize Type:RegularREI OUTLETMurk
New arrivalKari TraaMalia Base Layer Pants - Women's
$52.73Save 24%compared to $70.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLETBaja
New arrivalIcebreaker200 ZoneKnit Thermal Base Layer Leggings - Women's
$109.73Save 26%compared to $150.00Underwear Weight:MidweightSize Type:RegularREI OUTLETFame
CraftCORE Dry Active Comfort Base Layer Top - Women's
$39.73Save 38%compared to $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLETBaja
Top RatedIcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Men's
$99.73Save 26%compared to $135.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET- New arrival
IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Kids'
$49.73Save 28%compared to $70.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET Free CountryMicrotech Heat Cocaber Base Layer Top - Women's
$34.73Save 30%compared to $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLETOat
Kari TraaRose Light High-Waisted Base Layer Pants - Women's
$82.73Save 24%compared to $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLETMoss
Top RatedIcebreakerMerino 200 Oasis Long-Sleeve Half-Zip Thermal Base Layer Top - Women's
$86.73Save 24%compared to $115.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLETMurk
New arrivalKari TraaMalia Long-Sleeve Base Layer Top - Women's
$52.73Save 24%compared to $70.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLETBlack/Loden
IcebreakerMerino 260 Vertex Long-Sleeve Crewe Natural Shades Base Layer Top - Women's
$104.73Save 25%compared to $140.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETIcebreaker200 Oasis Sonebula Long-Sleeve Crewe Base Layer Top - Women's
$89.73Save 25%compared to $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLETWhite
Helly HansenLIFA Merino Midweight Crew Base Layer Top - Women's
$74.73Save 25%compared to $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLETHelly HansenOdin Power Stretch Half-Zip Base Layer Top - Women's
$88.73Save 40%compared to $150.00Underwear 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 OUTLETChonky Floral Yellow
Wild RyeEvie Raglan Base Layer Top - Women's
$69.73Save 41%compared to $119.00Underwear Weight:LightweightSize Type:RegularREI OUTLETTerramar3.0 Thermawool Base Layer Tights - Women's
$52.73Save 24%compared to $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLETAsh/Black
ArtilectDarkhorse 185 Zoned Base Layer Leggings - Women's
$109.73Save 31%compared to $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- Top Rated
IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Women's
$93.73Save 25%compared to $125.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET Navy
Helly HansenGraphic Lifa Merino Base Layer Set - Kids'
$74.73Save 32%compared to $110.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLETLotus
Kari TraaSmekker Base Layer Pants - Women's
$89.73Save 25%compared to $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLETBrilliant/Baja
New arrivalIcebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men's
$109.73Save 26%compared to $150.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETChonky Floral Black
Wild RyeJane Leggings - Women's
$64.73Save 40%compared to $109.00Underwear Weight:LightweightSize Type:RegularREI OUTLETIcebreaker200 Oasis Sonebula Base Layer Leggings - Women's
$89.73Save 25%compared to $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLETMons RoyaleCascade Merino Flex Mock-Neck Base Layer Top - Women's
$89.73Save 35%compared to $140.00Underwear Weight:MidweightSize Type:RegularREI OUTLETA/Cid/Ash
ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's
$82.73Save 31%compared to $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
61–90 of 271 products
Sort: Best Match