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Men's Base Layers

(141 products)

Products (141)

Sort: Best Match

REI Co-opMidweight Base Layer Bottoms - Men's
$54.95
77 reviews with an average rating of 4.4 out of 5 stars
SmartwoolClassic All-Season Merino Base Layer Bottoms - Men's
$90.00
18 reviews with an average rating of 4.1 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
$79.95
167 reviews with an average rating of 4.5 out of 5 stars
Top Rated
REI Co-opMidweight Long-Sleeve Base Layer Top - Men's
$26.83 - $54.95
150 reviews with an average rating of 4.5 out of 5 stars
Top Rated
REI Co-opLightweight Base Layer Bottoms - Men's
$39.95
5 reviews with an average rating of 5.0 out of 5 stars
SmartwoolClassic All-Season Merino 3/4 Base Layer Bottoms - Men's
$75.00
2 reviews with an average rating of 5.0 out of 5 stars
REI Co-opMerino 185 Base Layer Bottoms - Men's
$39.83 - $79.95
123 reviews with an average rating of 4.4 out of 5 stars
Top Rated
PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Men's
$99.00
61 reviews with an average rating of 4.6 out of 5 stars
Top Rated
PatagoniaCapilene Midweight Base Layer Bottoms - Men's
$89.00
56 reviews with an average rating of 4.5 out of 5 stars
Top Rated
PatagoniaCapilene Midweight Crew Base Layer Top - Men's
$89.00
78 reviews with an average rating of 4.5 out of 5 stars
Staff Pick
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$79.93 - $115.00
1505 reviews with an average rating of 4.7 out of 5 stars
tasc PerformanceElevation Merino T-Shirt - Men's
$54.73
Save 30%
compared to $79.00
38 reviews with an average rating of 4.2 out of 5 stars
REI OUTLET
Top Rated
SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
$62.93 - $90.00
53 reviews with an average rating of 4.6 out of 5 stars
tasc PerformanceElevation Merino Base Layer Bottoms - Men's
$54.73
Save 30%
compared to $79.00
28 reviews with an average rating of 3.9 out of 5 stars
REI OUTLET
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$105.00
116 reviews with an average rating of 4.6 out of 5 stars
REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Men's
$39.95
1 reviews with an average rating of 5.0 out of 5 stars
REI Co-opMerino 185 Base Layer Top - Men's
$69.95
51 reviews with an average rating of 4.2 out of 5 stars
Top Rated
REI Co-opMidweight Base Layer Half-Zip Top - Men's
$29.83 - $59.95
130 reviews with an average rating of 4.6 out of 5 stars
Top Rated
Arc'teryxRho LT Zip-Neck Base Layer Top - Men's
$95.93 - $120.00
90 reviews with an average rating of 4.6 out of 5 stars
Arc'teryxRho LT Base Layer Bottoms - Men's
$80.93 - $100.00
46 reviews with an average rating of 4.4 out of 5 stars
ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Men's
$116.73
Save 31%
compared to $170.00
0 reviews
REI OUTLET
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$78.73
Save 25%
compared to $105.00
59 reviews with an average rating of 4.6 out of 5 stars
REI OUTLET
Top Rated
IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men's
$89.73
Save 25%
compared to $120.00
6 reviews with an average rating of 4.5 out of 5 stars
REI OUTLET
BurtonMidweight X Base Layer Bottoms - Men's
$74.95
0 reviews
Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Men's
$104.73
Save 30%
compared to $150.00
0 reviews
REI OUTLET
Top Rated
Arc'teryxRho Heavyweight Base Layer Bottoms - Men's
$96.93
Save 19%
compared to $120.00
62 reviews with an average rating of 4.7 out of 5 stars
SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
$95.00
0 reviews
Top Rated
Icebreaker260 Merino Tech Thermal Leggings with Fly - Men's
$125.00
49 reviews with an average rating of 4.6 out of 5 stars
Top Rated
SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
$97.93 - $140.00
10 reviews with an average rating of 4.9 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$89.95
100 reviews with an average rating of 4.6 out of 5 stars

1–30 of 141 products

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