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Women's Underwear

(314 products)

Products (314)

Sort: Best Match

SmartwoolIntraknit Active Base Layer Bottoms - Women's
$54.83 - $110.00
5 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
The North FaceSummit Series Pro 120 Base Layer Tights - Women's
$100.00
13 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular, Plus
PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's
$99.00
28 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Kari TraaFryd Base Layer Pants - Women's
$29.83 - $60.00
15 reviews with an average rating of 3.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Top Rated
Beyond YogaSpacedye Lift Your Spirits Bra
$45.93 - $66.00
650 reviews with an average rating of 4.7 out of 5 stars
Bra Support:
Medium Impact
Support Style:
Encapsulation
Fabric:
87% polyester/13% spandex
Kari TraaEmbla Wool Boxer Briefs - Women's
$40.00
0 reviews
Size Type:
Regular
Kari TraaFryd Base Layer Top - Women's
$29.83 - $60.00
22 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
SmartwoolActive Crop Bra
$75.00
1 reviews with an average rating of 1.0 out of 5 stars
Bra Support:
Low Impact
Support Style:
Compression
Fabric:
Main: 87% nylon/13% elastane (exclusive of decoration)
OiselleBoom Bra - Women's
$78.00
0 reviews
Bra Support:
High Impact
Support Style:
Compression / Encapsulation
Fabric:
78% polyester/22% LYCRA spandex
PatagoniaCapilene Thermal Weight Zip-Neck Long Underwear Top - Women's
$109.00
14 reviews with an average rating of 4.1 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
New arrival
REI Co-opActive Pursuits Crop Tank Top - Women's
$44.95
0 reviews
Bra Support:
Low Impact
Support Style:
Compression
Fabric:
86% recycled polyester/14% spandex (bluesign approved)
Panache SportEndurance Wired Sports Bra
$75.00
8 reviews with an average rating of 4.4 out of 5 stars
Bra Support:
High Impact
Support Style:
Encapsulation
Fabric:
49% polyamide/29% polyester/19% LYCRA Adaptiv/2% TACTEL/1% elastane
Helly HansenHH Durawool T-Shirt - Women's
$80.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Women's
$66.83 - $135.00
24 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Kari TraaRose Capri High-Waist Base Layer Bottoms - Women's
$100.00
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
Top Rated
adidasPocket Bra
$55.00
18 reviews with an average rating of 4.7 out of 5 stars
Bra Support:
Medium Impact
Support Style:
Compression
Fabric:
85% recycled polyester/15% elastane
Top Rated
Icebreaker260 Tech Long-Sleeve Crewe Base Layer Top - Women's
$61.83 - $125.00
34 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Plus
SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
$64.83 - $130.00
188 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenHH Durawool Crew Long-Sleeve Base Layer - Women's
$90.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
Arms of Andes300 Lightweight Alpaca Wool Pullover Base Layer Hoodie - Women's
$140.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Kari TraaRose Half-Zip Base Layer Top - Women's
$59.83 - $120.00
48 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Top Rated
REI Co-opActive Thong Underwear - Women's
$14.95
16 reviews with an average rating of 4.5 out of 5 stars
Size Type:
Plus
OiselleFlyout Bra
$68.00
2 reviews with an average rating of 4.5 out of 5 stars
Bra Support:
Medium Impact
Support Style:
Compression
Fabric:
78% polyester/22% LYCRA spandex
Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's
$85.00 - $100.00
11 reviews with an average rating of 3.8 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular
Top Rated
Icebreaker200 Oasis Long-Sleeve Half-Zip Base Layer Top - Women's
$56.83 - $115.00
16 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
SmartwoolIntraknit Strappy Bra
$75.00
1 reviews with an average rating of 3.0 out of 5 stars
Bra Support:
Low Impact
Support Style:
Compression
Fabric:
69% nylon/35% TENCEL lyocell/17% elastane/14% polyester (exclusive of decoration)
REI Co-opMerino Thong Underwear - Women's
$24.95
32 reviews with an average rating of 4.2 out of 5 stars
Size Type:
Plus, Regular
Kari TraaRose High-Waisted Base Layer Pants - Women's
$110.00
24 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
PatagoniaCapilene Thermal Weight Long Underwear Bottoms - Women's
$99.00
14 reviews with an average rating of 3.6 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
Arms of Andes160 Ultralight Alpaca Wool Crew Neck Base Layer T-Shirt - Women's
$75.00
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular

91–120 of 314 products

Sort: Best Match

Related Expert Advice articles

What material is best?

Wool is moisture-wicking and odor-resistant, while synthetic fabrics are more durable and less expensive.

Match the temp to the trek

Lightweight layers are best for moderate to cool temperatures. Midweight layers are best for cold temperatures. Heavyweight layers are best for below-freezing temperatures.

Find your fit

To be able to wick sweat efficiently, your next-to-skin layer needs to actually be next to your skin. A comfortably snug fit everywhere is your goal.

Read full article: How to Choose Base Layers

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