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Men's Base Layers

(166 products)

Products (166)

Sort: Best Match

REI Co-opMerino 185 Base Layer Bottoms - Men's
$79.95
103 reviews with an average rating of 4.4 out of 5 stars
REI Co-opMidweight Long-Sleeve Base Layer Top - Men's
$26.83 - $54.95
128 reviews with an average rating of 4.5 out of 5 stars
REI Co-opMidweight Base Layer Bottoms - Men's
$54.95
68 reviews with an average rating of 4.4 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Base Layer Bottoms - Men's
$115.00
577 reviews with an average rating of 4.7 out of 5 stars
Top Rated
REI Co-opMidweight Base Layer Half-Zip Top - Men's
$59.95
116 reviews with an average rating of 4.6 out of 5 stars
SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
$90.00
39 reviews with an average rating of 4.5 out of 5 stars
Free CountryMicrotech Heat Cocaber Base Layer Top - Men's
$26.73
Save 33%
compared to $40.00
0 reviews
REI OUTLET
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
$79.95
151 reviews with an average rating of 4.5 out of 5 stars
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$105.00
63 reviews with an average rating of 4.6 out of 5 stars
tasc PerformanceElevation Merino T-Shirt - Men's
$54.73
Save 30%
compared to $79.00
34 reviews with an average rating of 4.4 out of 5 stars
REI OUTLET
Free CountryForce Grid Fleece Base Layer Bottoms - Men's
$29.73
Save 33%
compared to $45.00
2 reviews with an average rating of 5.0 out of 5 stars
REI OUTLET
REI Co-opLightweight Base Layer Bottoms - Men's
$27.93
Save 30%
compared to $39.95
78 reviews with an average rating of 4.3 out of 5 stars
Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Crewe Thermal Top - Men's
$125.00
29 reviews with an average rating of 4.6 out of 5 stars
REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Men's
$99.95
12 reviews with an average rating of 4.4 out of 5 stars
Free CountryMicrotech Heat Cocaber Base Layer Bottoms - Men's
$26.73
Save 33%
compared to $40.00
0 reviews
REI OUTLET
Helly HansenH1 Pro Lifa Seamless Half-Zip Base Layer Top - Men's
$112.73
Save 24%
compared to $150.00
0 reviews
REI OUTLET
ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Men's
$116.73
Save 31%
compared to $170.00
0 reviews
REI OUTLET
Top Rated
REI Co-opLightweight Base Layer Long-Sleeve Crew Top - Men's
$27.93
Save 30%
compared to $39.95
188 reviews with an average rating of 4.5 out of 5 stars
Top Rated
PatagoniaCapilene Midweight Base Layer Bottoms - Men's
$89.00
51 reviews with an average rating of 4.6 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$115.00
1470 reviews with an average rating of 4.7 out of 5 stars
Helly HansenLIFA Merino Midweight Base Layer Hoodie - Men's
$120.00
0 reviews
Free CountryForce Grid Fleece Base Layer Top - Men's
$29.73
Save 33%
compared to $45.00
0 reviews
REI OUTLET
SmartwoolClassic All-Season Merino Base Layer Bottoms - Men's
$90.00
10 reviews with an average rating of 3.8 out of 5 stars
Helly HansenLifa Merino Midweight Crew Base Layer Top - Men's
$100.00
0 reviews
Helly HansenLIFA Merino Midweight 3/4 Base Layer Pants - Men's
$80.00
0 reviews
Icebreaker260 Merino Tech Thermal Leggings with Fly - Men's
$125.00
20 reviews with an average rating of 4.3 out of 5 stars
PatagoniaCapilene Thermal Weight Long-Underwear Bottoms - Men's
$99.00
12 reviews with an average rating of 3.8 out of 5 stars
Top Rated
Arc'teryxRho Heavyweight Base Layer Bottoms - Men's
$120.00
49 reviews with an average rating of 4.8 out of 5 stars
BurtonMidweight X Base Layer Bottoms - Men's
$74.95
0 reviews
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's Tall Sizes
$79.95
8 reviews with an average rating of 4.9 out of 5 stars

1–30 of 166 products

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