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Women's Base Layers

(203 products)

Products (203)

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Colors
REI Co-opMidweight Long-Sleeve Base Layer Top - Women's
$15.83 - $38.39
Save 30% - 71%
compared to $54.95
132 reviews with an average rating of 4.1 out of 5 stars
Colors
SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's
$115.00
625 reviews with an average rating of 4.5 out of 5 stars
Top Rated
REI Co-opLightweight Base Layer Tights - Women's
$39.95
49 reviews with an average rating of 4.5 out of 5 stars
Colors
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's
$79.95
132 reviews with an average rating of 4.5 out of 5 stars
Colors
REI Outlet
CraftCore Warm Base-Layer Set - Women's
$59.73
Save 25%
compared to $79.95
2 reviews with an average rating of 4.0 out of 5 stars
Colors
REI Co-opMerino 185 Base Layer Bottoms - Women's
$79.95
68 reviews with an average rating of 4.3 out of 5 stars
REI Outlet
Free CountryMicrotech Heat Base Layer Top - Women's
$29.73
Save 29%
compared to $42.00
1 reviews with an average rating of 5.0 out of 5 stars
Colors
REI Outlet
tasc PerformanceElevation Merino Base Layer Bottoms - Women's
$49.73
Save 37%
compared to $79.00
34 reviews with an average rating of 4.2 out of 5 stars
Colors
The North FaceSummit Pro 120 Base Layer Tights - Women's
$49.93 - $100.00
24 reviews with an average rating of 3.9 out of 5 stars
Colors
Top Rated
SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's
$130.00
74 reviews with an average rating of 4.5 out of 5 stars
Colors
PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's
$89.00
24 reviews with an average rating of 4.4 out of 5 stars
Colors
REI Outlet
CraftCore Dry Base-Layer Set - Women's
$56.73
Save 24%
compared to $74.95
7 reviews with an average rating of 3.4 out of 5 stars
Sale Ends Today
Colors
Top Rated
Icebreaker260 Tech Long-Sleeve Half-Zip Base Layer Top - Women's
$101.19
Save 25%
compared to $135.00
95 reviews with an average rating of 4.9 out of 5 stars
Colors
Top Rated
Icebreaker200 Oasis Long-Sleeve Crewe Ski Tracks Base Layer Top - Women's
$79.93 - $89.99
Save 25% - 30%
compared to $115.00 - $120.00
26 reviews with an average rating of 4.8 out of 5 stars
Colors
Kari TraaSmekker Half-Zip Base Layer Top - Women's
$130.00
12 reviews with an average rating of 4.2 out of 5 stars
Colors
Kari TraaFryd Base Layer Pants - Women's
$15.83 - $55.00
9 reviews with an average rating of 3.8 out of 5 stars
Colors
REI Outlet
Helly HansenLifa Merino Lightweight Half-Zip Base Layer Top - Women's
$74.73
Save 25%
compared to $100.00
1 reviews with an average rating of 1.0 out of 5 stars
Colors
REI Outlet
Free CountryCloud Knit Base Layer Bottoms - Women's
$31.73
Save 29%
compared to $45.00
0 reviews
Sale Ends Today
Colors
Top Rated
Icebreaker200 Oasis Crew Top - Women's
$78.69
Save 25%
compared to $105.00
854 reviews with an average rating of 4.8 out of 5 stars
Colors
REI Co-opLightweight Base Layer Tights - Women's Plus Sizes
$11.83 - $39.95
8 reviews with an average rating of 4.4 out of 5 stars
Colors
Arc'teryxRho Heavyweight Base Layer Bottoms - Women's
$120.00
16 reviews with an average rating of 3.9 out of 5 stars
Colors
REI Outlet
SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's
$85.73
Save 25%
compared to $115.00
262 reviews with an average rating of 4.7 out of 5 stars
Colors
Top Rated
SmartwoolClassic Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's
$125.00
59 reviews with an average rating of 4.9 out of 5 stars
Colors
REI Co-opLightweight Base Layer Half-Zip Top - Women's Plus Sizes
$21.83 - $44.95
5 reviews with an average rating of 4.0 out of 5 stars
Colors
Wild RyeJane Lite Crop Base Layer Leggings - Women's
$25.83
Save 70%
compared to $89.00
0 reviews
Colors
REI Co-opMerino 185 Base Layer Top - Women's
$69.95
22 reviews with an average rating of 4.4 out of 5 stars
Colors
Wild RyeEvie Lite Raglan Base Layer Top - Women's
$28.83
Save 70%
compared to $99.00

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REI Co-opMidweight Long-Sleeve Base Layer Top - Women's

SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's

REI Co-opLightweight Base Layer Tights - Women's

REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's

CraftCore Warm Base-Layer Set - Women's

REI Co-opMerino 185 Base Layer Bottoms - Women's

Free CountryMicrotech Heat Base Layer Top - Women's

tasc PerformanceElevation Merino Base Layer Bottoms - Women's

The North FaceSummit Pro 120 Base Layer Tights - Women's

SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's

PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's

CraftCore Dry Base-Layer Set - Women's

Icebreaker260 Tech Long-Sleeve Half-Zip Base Layer Top - Women's

Icebreaker200 Oasis Long-Sleeve Crewe Ski Tracks Base Layer Top - Women's

Kari TraaSmekker Half-Zip Base Layer Top - Women's

Kari TraaFryd Base Layer Pants - Women's

Helly HansenLifa Merino Lightweight Half-Zip Base Layer Top - Women's

Free CountryCloud Knit Base Layer Bottoms - Women's

Icebreaker200 Oasis Crew Top - Women's

REI Co-opLightweight Base Layer Tights - Women's Plus Sizes

Arc'teryxRho Heavyweight Base Layer Bottoms - Women's

SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's

SmartwoolClassic Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's

REI Co-opLightweight Base Layer Half-Zip Top - Women's Plus Sizes

Wild RyeJane Lite Crop Base Layer Leggings - Women's

REI Co-opMerino 185 Base Layer Top - Women's

Wild RyeEvie Lite Raglan Base Layer Top - Women's