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Women's Base Layer Tops
(136 products)Products (136)
Sort: Best Match
- Sale Ends Dec 30
IcebreakerMerino 260 Vertex Long-Sleeve Crewe Natural Shades Base Layer Top - Women's
$69.73Save 50%compared to  $140.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
Helly HansenHH Merino Half-Zip Base Layer Top - Women's
$61.73Save 50%compared to  $125.00Underwear Weight:LightweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
Mons RoyaleCascade Merino Flex Mock-Neck Base Layer Top - Women's
$69.73Save 50%compared to  $140.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
Kari TraaVoss Cashmere Mix Half-Zip Base Layer Top - Women's
$89.73Save 50%compared to  $180.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
Wild RyeEvie Raglan Base Layer Top - Women's
$58.73Save 50%compared to  $119.00Underwear Weight:LightweightSize Type:RegularREI OUTLET - Sale Ends Dec 30Top Rated
Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women's
$58.73Save 50%compared to  $118.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's
$79.73Save 50%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
IcebreakerMerino 200 Sonebula Long-Sleeve High-Neck Base Layer Top - Women's
$61.73Save 50%compared to  $125.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's
$84.73Save 50%compared to  $170.00Underwear Weight:MidweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's
$59.73Save 50%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET - Sale Ends Dec 30
Icebreaker200 Oasis Sonebula Long-Sleeve Crewe Base Layer Top - Women's
$59.73Save 50%compared to  $120.00Underwear Weight:LightweightSize 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 - New arrival
Helly HansenLIFA ACTIVE Graphic Crew Base Layer Top - Women's
$46.73Save 28%compared to  $65.00Underwear Weight:LightweightSize Type:RegularREI OUTLET - Top Rated
Arc'teryxRho Lightweight Crew Neck Long-Sleeve Base Layer Top - Women's
$70.83Save 29%compared to  $100.00Underwear Weight:LightweightSize Type:Regular, Plus REI Co-opLightweight Base Layer Crew Top - Women's Plus Sizes
$19.93Save 33%compared to  $29.95Underwear Weight:LightweightSize Type:PlusREI Co-opLightweight Base Layer Half-Zip Top - Women's Plus Sizes
$29.93Save 33%compared to  $44.95Underwear Weight:LightweightSize Type:Plus
121–136 of 136 products
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