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Men's Base Layers: Deals

(69 products)

Products (69)

Sort: Best Match

Top Rated
REI Co-opMidweight Base Layer Half-Zip Top - Men's
$29.83 - $59.95
140 reviews with an average rating of 4.6 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
$39.83 - $79.95
173 reviews with an average rating of 4.5 out of 5 stars
SmartwoolClassic All-Season Merino T-Shirt - Men's
$59.93 - $80.00
73 reviews with an average rating of 4.1 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$49.83 - $89.95
102 reviews with an average rating of 4.6 out of 5 stars
Top Rated
SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
$66.93 - $90.00
66 reviews with an average rating of 4.5 out of 5 stars
Arc'teryxRho LT Base Layer Bottoms - Men's
$49.83 - $100.00
46 reviews with an average rating of 4.4 out of 5 stars
SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
$70.93 - $95.00
4 reviews with an average rating of 4.8 out of 5 stars
Top Rated
REI Co-opMidweight Long-Sleeve Base Layer Top - Men's
$37.93 - $54.95
155 reviews with an average rating of 4.5 out of 5 stars
REI Co-opMidweight Base Layer Bottoms - Men's
$37.93 - $54.95
77 reviews with an average rating of 4.4 out of 5 stars
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$69.83 - $115.00
1506 reviews with an average rating of 4.7 out of 5 stars
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
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
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
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$78.73
Save 25%
compared to $105.00
64 reviews with an average rating of 4.5 out of 5 stars
REI OUTLET
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'teryxRho LT Crew Neck Base Layer Top - Men's
$80.93 - $100.00
28 reviews with an average rating of 4.8 out of 5 stars
Icebreaker200 Sonebula Leggings - Men's
$89.73
Save 25%
compared to $120.00
4 reviews with an average rating of 5.0 out of 5 stars
REI OUTLET
Top Rated
Arc'teryxRho Heavyweight Base Layer Bottoms - Men's
$96.73
Save 19%
compared to $120.00
47 reviews with an average rating of 4.6 out of 5 stars
REI OUTLET
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
Arc'teryxRho LT Base Layer Bottoms - Men's
$79.73
Save 20%
compared to $100.00
11 reviews with an average rating of 3.9 out of 5 stars
REI OUTLET
Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Men's
$99.73
Save 26%
compared to $135.00
36 reviews with an average rating of 4.5 out of 5 stars
REI OUTLET
Icebreaker125 ZoneKnit Merino Thermal Leggings - Men's
$93.73
Save 25%
compared to $125.00
0 reviews
REI OUTLET
Top Rated
IcebreakerMerino 125 ZoneKnit Long-Sleeve Half-Zip Base Layer Top - Men's
$99.73
Save 26%
compared to $135.00
10 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
Top Rated
Icebreaker125 ZoneKnit Merino Long-Sleeve Crewe Thermal Top - Men's
$93.73
Save 25%
compared to $125.00
6 reviews with an average rating of 4.8 out of 5 stars
REI OUTLET
Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Men's
$84.73
Save 26%
compared to $115.00
5 reviews with an average rating of 4.4 out of 5 stars
REI OUTLET
Top Rated
IcebreakerMerino 260 Tech Long Sleeve Crewe Base Layer Top - Men's
$119.73
Save 27%
compared to $165.00
5 reviews with an average rating of 4.6 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
Top Rated
Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men's
$109.73
Save 26%
compared to $150.00
7 reviews with an average rating of 4.7 out of 5 stars
REI OUTLET
Icebreaker200 ZoneKnit Merino Thermal Base Layer Leggings - Men's
$109.73
Save 26%
compared to $150.00
6 reviews with an average rating of 4.2 out of 5 stars
REI OUTLET

1–30 of 69 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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