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Men's Base Layers

(103 products)

Products (103)

Sort: Best Match

Arc'teryxRho SV Zip-Neck Base Layer Top - Men's
$140.00
10 reviews with an average rating of 3.7 out of 5 stars
Free CountryCloud Knit Base Layer Bottoms - Men's
$26.73
Save 33%
compared to $40.00
1 reviews with an average rating of 5.0 out of 5 stars
REI OUTLET
Arc'teryxRho LT Base Layer Bottoms - Men's
$100.00
57 reviews with an average rating of 4.3 out of 5 stars
PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Men's
$99.00
66 reviews with an average rating of 4.5 out of 5 stars
REI Co-opMerino 185 Base Layer Top - Men's
$69.95
58 reviews with an average rating of 4.3 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$89.95
120 reviews with an average rating of 4.5 out of 5 stars
REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's
$104.95
21 reviews with an average rating of 4.1 out of 5 stars
Top Rated
IcebreakerMerino 125 ZoneKnit Long-Sleeve Half-Zip Base Layer Top - Men's
$99.73
Save 26%
compared to $135.00
14 reviews with an average rating of 4.9 out of 5 stars
REI OUTLET
SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Men's
$130.00 - $150.00
31 reviews with an average rating of 4.3 out of 5 stars
SmartwoolClassic All-Season Merino T-Shirt - Men's
$80.00 - $95.00
94 reviews with an average rating of 4.0 out of 5 stars
Top Rated
Icebreaker260 Merino Tech Thermal Leggings with Fly - Men's
$125.00
68 reviews with an average rating of 4.7 out of 5 stars
Top Rated
REI Co-opLightweight Crew Base Layer Top - Men's
$14.83 - $34.95
23 reviews with an average rating of 4.5 out of 5 stars
Top Rated
Arc'teryxRho Merino Wool Crew Neck Base Layer Top - Men's
$120.00
43 reviews with an average rating of 4.7 out of 5 stars
Top Rated
SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
$105.00
7 reviews with an average rating of 4.9 out of 5 stars
PatagoniaCapilene Thermal Weight Zip-Neck Top - Men's
$109.00
23 reviews with an average rating of 4.0 out of 5 stars
Top Rated
Arc'teryxRho Insulated 3/4 Base Layer Bottoms - Men's
$159.73
Save 20%
compared to $200.00
12 reviews with an average rating of 4.6 out of 5 stars
REI OUTLET
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Men's
$135.00
43 reviews with an average rating of 4.5 out of 5 stars
SmartwoolThermal Merino Base Layer Hoodie - Men's
$145.00
3 reviews with an average rating of 4.7 out of 5 stars
Ortovox185 Rock'N'Wool Short Base Layer Pants - Men's
$100.00 - $110.00
0 reviews
Top Rated
SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
$140.00
17 reviews with an average rating of 4.6 out of 5 stars
Top Rated
REI Co-opLightweight Half-Zip Base Layer Top - Men's
$49.95
17 reviews with an average rating of 4.6 out of 5 stars
Arms of Andes300 Lightweight Alpaca Wool Base Layer Leggings - Men's
$115.00
14 reviews with an average rating of 4.4 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's Tall Sizes
$89.95
14 reviews with an average rating of 4.9 out of 5 stars
KUHLReactiv Lite Grid Quarter-Zip Base Layer Top - Men's
$119.00
9 reviews with an average rating of 4.3 out of 5 stars
PatagoniaCapilene Thermal Weight Long Underwear Crew Top - Men's
$99.00
10 reviews with an average rating of 4.3 out of 5 stars
Top Rated
Icebreaker200 Sonebula Leggings - Men's
$89.73
Save 25%
compared to $120.00
5 reviews with an average rating of 5.0 out of 5 stars
REI OUTLET
SmartwoolClassic All-Season Merino 3/4 Base Layer Bottoms - Men's
$85.00
3 reviews with an average rating of 4.7 out of 5 stars
Top Rated
Arc'teryxRho LT Zip-Neck Base Layer Top - Men's
$120.00
101 reviews with an average rating of 4.5 out of 5 stars
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
Arc'teryxRho SV Base Layer Bottoms - Men's
$120.00
0 reviews

31–60 of 103 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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