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Moisture Wicking Underwear

(350 products)

Products (350)

Sort: Best Match

SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Women's
$89.73
Save 25%
compared to $120.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Plus
REI OUTLET
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
$81.73
Save 28%
compared to $115.00
365 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Plus
REI OUTLET
SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's
$81.73
Save 28%
compared to $115.00
246 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Plus, Regular
REI OUTLET
Top Rated
Arc'teryxRho Base Layer Hoody - Women's
$96.73
Save 19%
compared to $120.00
21 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
New arrival
Free FlyElevate Boxer Briefs - Men's
$28.73
Save 24%
compared to $38.00
33 reviews with an average rating of 4.1 out of 5 stars
Size Type:
Regular, Big
REI OUTLET
SaaltSeamless Leakproof Bikini - Regular Absorbency - Women's
$34.00
Add to cart to see price
0 reviews
Size Type:
Regular, Plus
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women's
$78.73
Save 25%
compared to $105.00
123 reviews with an average rating of 4.7 out of 5 stars
Size Type:
Regular, Plus
REI OUTLET
SmartwoolMerino Print Boxer Briefs - Men's
$34.73
Save 27%
compared to $48.00
5 reviews with an average rating of 3.2 out of 5 stars
Size Type:
Regular, Big
REI OUTLET
Terramar1.0 All-Season Lightweight Merino Wool T-Shirt - Women's
$34.73
Save 30%
compared to $50.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
REI Co-opMidweight Base Layer Bottoms - Toddlers'
$24.95
7 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
New arrival
StanceNavy Mash Wholester Boxer Briefs - Men's
$26.73
Save 23%
compared to $35.00
0 reviews
Size Type:
Regular
REI OUTLET
New arrival
StanceMelted Candy Wholester Boxer Briefs - Men's
$26.73
Save 23%
compared to $35.00
0 reviews
Size Type:
Regular
REI OUTLET
New arrival
StanceCrosshatch Wholester Boxer Briefs - Men's
$26.73
Save 23%
compared to $35.00
0 reviews
Size Type:
Regular
REI OUTLET
Terramar4.0 Genesis Expedition-Weight Base Layer Pants - Women's
$24.73
Save 29%
compared to $35.00
1 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Men's
$104.73
Save 30%
compared to $150.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Royal RobbinsReadyDry Briefs - Men's
$14.73
Save 33%
compared to $22.00
0 reviews
Size Type:
Regular
REI OUTLET
Top Rated
REI Co-opLightweight Base Layer Bottoms - Kids'
$29.95
9 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
REI Co-opLightweight Base Layer Crew Top - Kids'
$29.95
12 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
IcebreakerMerino 260 Vertex Natural Shades Base Layer Leggings - Women's
$104.73
Save 25%
compared to $140.00
3 reviews with an average rating of 5.0 out of 5 stars
Size Type:
Regular
REI OUTLET
Kari TraaLune Base Layer Pants - Women's
$48.73
Save 25%
compared to $65.00
1 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Arc'teryxKyanite Base Layer Bottoms - Women's
$84.83
Save 29%
compared to $120.00
13 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
Mons RoyaleCascade Merino Flex Mock-Neck Base Layer Top - Women's
$89.73
Save 35%
compared to $140.00
3 reviews with an average rating of 3.3 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Helly HansenOdin Power Stretch Half-Zip Base Layer Top - Women's
$88.73
Save 40%
compared to $150.00
1 reviews with an average rating of 1.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Helly HansenH1 Pro Lifa Seamless Base Layer Bottoms - Women's
$82.73
Save 24%
compared to $110.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
The North FaceFD Pro 160 Base Layer Crew Top - Women's
$70.00
50 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Ortovox185 Merino Rock'n'wool Base Layer Top - Women's
$49.83
Save 50%
compared to $100.00
2 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Ortovox120 Cool Tec Clean Base Layer T-Shirt - Men's
$90.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Big
SmartwoolIntraknit 6" Boxer Briefs - Men's
$36.73
Save 26%
compared to $50.00
6 reviews with an average rating of 2.8 out of 5 stars
Size Type:
Regular, Big
REI OUTLET
TerramarAll-Season Merino Wool Boxer Briefs - Men's
$28.73
Save 28%
compared to $40.00
1 reviews with an average rating of 4.0 out of 5 stars
Size Type:
Big
REI OUTLET
Royal RobbinsReadyDry 7" Boxer Briefs - Men's
$21.73
Save 27%
compared to $30.00
2 reviews with an average rating of 3.0 out of 5 stars
Size Type:
Big, Regular
REI OUTLET

151–180 of 350 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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