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Merino Wool Men's Base Layers

(96 products)

Products (96)

Sort: Best Match

Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
$29.83 - $79.95
177 reviews with an average rating of 4.5 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$29.83 - $89.95
102 reviews with an average rating of 4.6 out of 5 stars
SmartwoolClassic All-Season Merino T-Shirt - Men's
$39.83 - $80.00
80 reviews with an average rating of 4.0 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$115.00
1506 reviews with an average rating of 4.7 out of 5 stars
Top Rated
SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
$44.83 - $90.00
66 reviews with an average rating of 4.5 out of 5 stars
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$51.83 - $105.00
134 reviews with an average rating of 4.7 out of 5 stars
Top Rated
Arc'teryxIonia Merino Wool Base Layer Top - Men's
$63.93
Save 28%
compared to $90.00
40 reviews with an average rating of 4.7 out of 5 stars
SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
$46.83 - $95.00
4 reviews with an average rating of 4.8 out of 5 stars
REI Co-opMerino 185 Base Layer Bottoms - Men's
$79.95
129 reviews with an average rating of 4.3 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Base Layer Bottoms - Men's
$115.00
617 reviews with an average rating of 4.7 out of 5 stars
Top Rated
Arc'teryxIonia Merino Wool Base Layer Hoody - Men's
$98.93
Save 29%
compared to $140.00
50 reviews with an average rating of 4.8 out of 5 stars
tasc PerformanceElevation Merino Base Layer Bottoms - Men's
$49.73
Save 37%
compared to $79.00
31 reviews with an average rating of 3.8 out of 5 stars
REI OUTLET
tasc PerformanceElevation Merino T-Shirt - Men's
$49.73
Save 37%
compared to $79.00
38 reviews with an average rating of 4.2 out of 5 stars
REI OUTLET
REI Co-opMerino 185 Base Layer Top - Men's
$69.95
54 reviews with an average rating of 4.2 out of 5 stars
Ortovox185 Rock'n'wool Short Base Layer Pants - Men's
$49.83
Save 50%
compared to $100.00
6 reviews with an average rating of 4.3 out of 5 stars
SmartwoolClassic All-Season Merino Base Layer Bottoms - Men's
$90.00
19 reviews with an average rating of 4.2 out of 5 stars
Ortovox185 Merino Rock'n'wool Long-Sleeve Base Layer Top - Men's
$54.83
Save 50%
compared to $110.00
10 reviews with an average rating of 4.2 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Men's
$120.00
20 reviews with an average rating of 4.7 out of 5 stars
REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Men's
$99.95
23 reviews with an average rating of 4.4 out of 5 stars
Top Rated
Arc'teryxRho Merino Wool Crew Neck Base Layer Top - Men's
$120.00
27 reviews with an average rating of 4.8 out of 5 stars
REI Co-opHeavyweight Merino Base Layer Bottoms - Men's
$99.95
7 reviews with an average rating of 4.4 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Men's
$89.73
Save 25%
compared to $120.00
20 reviews with an average rating of 4.7 out of 5 stars
REI OUTLET
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$85.73
Save 25%
compared to $115.00
276 reviews with an average rating of 4.7 out of 5 stars
REI OUTLET
Top Rated
IcebreakerMerino 200 Oasis Base Layer Leggings with Fly - Men's
$105.00
53 reviews with an average rating of 4.7 out of 5 stars
SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
$130.00
188 reviews with an average rating of 4.4 out of 5 stars
Top Rated
Helly HansenLIFA Merino Midweight Half-Zip Base Layer Top - Men's
$79.73
Save 27%
compared to $110.00
5 reviews with an average rating of 4.8 out of 5 stars
REI OUTLET
Top Rated
SmartwoolClassic All Season Merino Long-Sleeve Base Layer Top - Men's
$66.73
Save 25%
compared to $90.00
66 reviews with an average rating of 4.5 out of 5 stars
REI OUTLET
SmartwoolIntraknit Active Base Layer Bottoms - Men's
$81.73
Save 25%
compared to $110.00
2 reviews with an average rating of 4.0 out of 5 stars
REI OUTLET
New arrival
Outdoor ResearchAlpine Onset Merino 150 Base Layer Hoodie - Men's
$119.00
2 reviews with an average rating of 5.0 out of 5 stars
REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's
$104.95
15 reviews with an average rating of 3.9 out of 5 stars

1–30 of 96 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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