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Moisture Wicking Underwear

(336 products)

Products (336)

Sort: Best Match

Arc'teryxLana Merino Wool Base Layer Tank Top - Women's
$64.73
Save 19%
compared to $80.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's
$84.73
Save 26%
compared to $115.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
Helly HansenLifa Merino Midweight Graphic Base Layer Top - Women's
$79.73 - $82.73
Save 24% - 27%
compared to $110.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
5 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Kari TraaFierce Base Layer Pants - Women's
$46.73
Save 29%
compared to $66.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
HalfdaysSophia Base Layer Leggings - Women's
$95.00
113 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
Wild RyeJane Leggings - Women's
$64.73
Save 40%
compared to $109.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
4 reviews with an average rating of 3.3 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Icebreaker260 Tech Vertex High-Rise Thermal Base Layer Leggings - Women's
$150.00
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
Top Rated
Arc'teryxRho Hoody Base Layer Top - Women's
$120.00 - $140.00
39 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
Top Rated
HalfdaysHallie Midweight Merino Base Layer Leggings - Women's
$130.00
25 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'
$65.00
80 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
IcebreakerMerino 200 Oasis Base Layer Leggings - Women's
$125.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
BurtonMidweight Base Layer Pants - Women's
$19.83
Save 69%
compared to $64.95
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
SmartwoolClassic Thermal Merino Base Layer Quarter-Zip Top - Kids'
$70.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
Helly HansenHH Durawool Base Layer T-Shirt - Women's
$56.73
Save 29%
compared to $80.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
SmartwoolIntraknit Thermal Merino Base Layer 3/4 Bottoms - Men's
$120.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Kari TraaRose High-Waist Base Layer Capris - Women's
$66.73
Save 33%
compared to $100.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
3 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Men's
$155.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
Icebreaker200 ZoneKnit Merino Thermal Base Layer Leggings - Men's
$109.73
Save 26%
compared to $150.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
7 reviews with an average rating of 4.3 out of 5 stars
Size Type:
Big
REI OUTLET
Top Rated
Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men's
$109.73
Save 26%
compared to $150.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
7 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
REI OUTLET
Arc'teryxRho Merino Wool Zip-Neck Base Layer Top - Men's
$140.00
12 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
SmartwoolClassic Thermal Merino Base Layer Crew One-Piece - Men's
$250.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Arms of Andes160 Ultralight Alpaca Wool Crewneck Base Layer T-Shirt - Men's
$80.00
6 reviews with an average rating of 3.5 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular, Big
Helly HansenLifa Merino Midweight Base Layer Pants - Men's
$105.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
IcebreakerMerino 260 Tech Long-Sleeve Turtleneck Base Layer - Men's
$135.00
15 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Base Layer Top - Women's
$120.00
1 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Men's
$90.00
11 reviews with an average rating of 3.7 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular, Big
SmartwoolIntraknit Thermal Merino Colorblock Crew Base Layer Top - Men's
$130.00
14 reviews with an average rating of 4.1 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
ArtilectFlatiron 185 Base Layer Leggings - Women's
$93.73
Save 41%
compared to $160.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
1 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Kari TraaRose Capri High-Waist Base Layer Bottoms - Women's
$110.00
3 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
ArtilectFlatiron 185 Crew Base Layer Top - Men's
$96.73
Save 30%
compared to $140.00
Members use code OUTJAN26 for $20 off when you spend $100+ at REI Outlet.
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
REI OUTLET

211–240 of 336 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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