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Merino Wool Women's Underwear

(171 products)

Products (171)

Sort: Best Match

REI Co-opMerino 185 Base Layer Bottoms - Women's Plus Sizes
$39.83 - $79.95
8 reviews with an average rating of 3.9 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Plus
SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
$90.00
12 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
Arc'teryxLana Merino Wool Base Layer Tank Top - Women's
$90.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
Helly HansenLifa Merino Midweight Base Layer Half-Zip Top - Women's
$81.93 - $110.00
1 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Top Rated
REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women's
$49.83 - $104.95
18 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Plus
SmartwoolIntraknit Active Base Layer Bottoms - Women's
$76.93 - $110.00
3 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
REI Co-opMerino 185 Base Layer Top - Women's
$34.83 - $69.95
36 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's
$44.83 - $89.95
96 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's
$90.93 - $130.00
27 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Lightweight
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)
Helly HansenHH Durawool T-Shirt - Women's
$80.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
$90.93 - $130.00
187 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Women's
$66.83 - $135.00
20 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Kari TraaRose Capri High-Waist Base Layer Bottoms - Women's
$49.83 - $100.00
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
Helly HansenLIFA Merino Midweight Graphic Base Layer Pants - Women's
$81.93 - $110.00
1 reviews with an average rating of 1.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Top Rated
Icebreaker260 Tech Long-Sleeve Crewe Base Layer Top - Women's
$61.83 - $125.00
30 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Plus
Kari TraaRose Half-Zip Base Layer Top - Women's
$59.83 - $120.00
30 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLIFA Merino Midweight Graphic Base Layer Crew Top - Women's
$110.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Icebreaker200 Oasis Long-Sleeve Half-Zip Base Layer Top - Women's
$56.83 - $115.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI Co-opMerino Thong Underwear - Women's
$24.95
31 reviews with an average rating of 4.1 out of 5 stars
Size Type:
Regular, Plus
Top Rated
Kari TraaRose High-Waisted Base Layer Pants - Women's
$110.00
14 reviews with an average rating of 4.5 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)
Top Rated
IcebreakerMerino 150 Tech Lite III Relaxed T-Shirt - Women's
$80.00
64 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
SmartwoolIntraknit Strappy Bra
$65.00
1 reviews with an average rating of 4.0 out of 5 stars
Bra Support:
Low Impact
Support Style:
Encapsulation
Fabric:
65% nylon/24% elastane/11% polyester
SmartwoolIntraknit Bikini Underwear - Women's
$34.00
5 reviews with an average rating of 1.8 out of 5 stars
Size Type:
Regular
Icebreaker125 Cool-Lite Merino Blend Sphere III Scoop T-Shirt - Women's
$36.83 - $75.00
17 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
SmartwoolIntraknit Racerback Bra
$75.00
0 reviews
Bra Support:
Low Impact
Support Style:
Compression
Fabric:
69% nylon/35% TENCEL lyocell/17% elastane/14% polyester (exclusive of decoration)
SmartwoolIntraknit Racerback Bra
$65.00
1 reviews with an average rating of 1.0 out of 5 stars
Bra Support:
Low Impact
Support Style:
Compression
Fabric:
62% nylon/28% elastane/10% polyester
SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
$90.00
95 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Plus
New arrival
Kari TraaRose Boxers - Women's
$29.73
Save 25%
compared to $40.00
0 reviews
Size Type:
Regular
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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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