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Moisture Wicking Underwear

(356 products)

Products (356)

Sort: Best Match

SaxxUltra Super Soft Boxer Briefs - Men's
$25.73
Save 24%
compared to $34.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
3 reviews with an average rating of 4.7 out of 5 stars
Size Type:
Regular, Big
REI OUTLET
NRSLightweight Union Suit - Women's
$76.93
Save 30%
compared to $109.95
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLifa Merino Midweight Base Layer Set - Kids'
$69.73
Save 30%
compared to $100.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
2 reviews with an average rating of 4.0 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
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
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
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Women's
$150.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLIFA Merino Midweight 3/4 Base Layer Pants - Men's
$80.00
1 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
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
Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Turtleneck Base Layer - Men's
$135.00
8 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
SmartwoolIntraknit Thermal Merino Base Layer 3/4 Bottoms - Men's
$120.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
REI Co-opLightweight Base Layer Bottoms - Infants'/Toddlers'
$19.95
8 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
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
IcebreakerMerino 200 Sonebula Thermal Base Layer Leggings - Women's
$120.00
10 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLIFA Merino Midweight Graphic Base Layer Pants - Women's
$81.93
Save 25%
compared to $110.00
1 reviews with an average rating of 1.0 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 3/4 Base Layer Bottoms - Men's
$95.00
10 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLifa Merino Midweight Crew Base Layer Top - Men's
$100.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLifa Merino Midweight Half-Zip Base Layer Top - Men's
$110.00
4 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenLifa Merino Midweight Base Layer Half-Zip Top - Women's
$110.00
1 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Kari TraaSmekker Half-Zip Base Layer Top - Women's
$130.00
16 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Helly HansenHH Lifa Active Crew Base Layer Top - Women's
$39.73
Save 33%
compared to $60.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
3 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
PatagoniaBaby Capilene Midweight Henley Base Layer Top - Infants'
$23.93
Save 31%
compared to $35.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Free CountryMicrotech Heat Cocaber Base Layer Top - Men's
$21.73
Save 45%
compared to $40.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Big
REI OUTLET
Top Rated
IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Women's
$93.73
Save 25%
compared to $125.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
21 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Plus
REI OUTLET
Royal RobbinsReadyDry 7" Boxer Briefs - Men's
$21.73
Save 27%
compared to $30.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
2 reviews with an average rating of 3.0 out of 5 stars
Size Type:
Big
REI OUTLET
Free CountryForce Grid Fleece Base Layer Top - Men's
$29.73
Save 33%
compared to $45.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
4 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Big
REI OUTLET
Mountain HardwearMountain Stretch Base Layer Tights - Men's
$46.73
Save 37%
compared to $75.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
10 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
REI OUTLET
Free CountryMicrotech Heat Base Layer Bottoms - Men's
$31.73
Save 29%
compared to $45.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Big
REI OUTLET
Free CountryMicrotech Heat Base Layer Top - Men's
$28.73
Save 36%
compared to $45.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
0 reviews
Underwear Weight:
Lightweight
Size Type:
Big
REI OUTLET
Royal RobbinsReadyDry Full Briefs - Women's
$14.73
Save 33%
compared to $22.00
Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
0 reviews
Size Type:
Regular
REI OUTLET

181–210 of 356 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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