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REI Co-op Men's Tops

(53 products)

Products (53)

Sort: Best Match

Top Rated
REI Co-opSahara Shade Hoodie - Men's
$49.95
849 reviews with an average rating of 4.6 out of 5 stars
Top Rated
REI Co-opActive Pursuits T-Shirt - Men's
$29.95
114 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
159 reviews with an average rating of 4.5 out of 5 stars
Top Rated
REI Co-opSahara Long-Sleeve T-Shirt - Men's
$39.95
114 reviews with an average rating of 4.6 out of 5 stars
REI Co-opSahara Long-Sleeve Solid Shirt - Men's
$48.93 - $69.95
51 reviews with an average rating of 4.4 out of 5 stars
Top Rated
REI Co-opActive Pursuits Long-Sleeve T-Shirt - Men's
$34.95
65 reviews with an average rating of 4.8 out of 5 stars
REI Co-opSunrise T-Shirt
$16.83
Save 51%
compared to $34.95
9 reviews with an average rating of 3.6 out of 5 stars
REI Co-opSahara T-Shirt - Men's
$34.95
95 reviews with an average rating of 4.3 out of 5 stars
Top Rated
REI Co-opSwiftland Running T-Shirt - Men's
$39.95
151 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
149 reviews with an average rating of 4.6 out of 5 stars
Top Rated
REI Co-op'90s Logo Pullover Hoodie
$29.83
Save 50%
compared to $59.95
17 reviews with an average rating of 4.6 out of 5 stars
Top Rated
REI Co-opSwiftland Long-Sleeve Running T-Shirt - Men's
$30.93 - $44.95
132 reviews with an average rating of 4.5 out of 5 stars
REI Co-opActive Pursuits Long-Sleeve Quarter-Zip Pullover - Men's
$49.95
28 reviews with an average rating of 4.4 out of 5 stars
Top Rated
REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Men's
$29.93 - $39.95
9 reviews with an average rating of 4.7 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
$79.95
181 reviews with an average rating of 4.5 out of 5 stars
Top Rated
REI Co-opCampwell Flannel Shirt - Men's
$74.95
6 reviews with an average rating of 4.7 out of 5 stars
Top Rated
REI Co-opTrailmade Shirt - Men's
$49.95
155 reviews with an average rating of 4.7 out of 5 stars
Top Rated
REI Co-opLightweight Half-Zip Base Layer Top - Men's
$44.95
6 reviews with an average rating of 4.8 out of 5 stars
Top Rated
REI Co-opActive Pursuits Pullover Midweight Crew
$48.93 - $69.95
19 reviews with an average rating of 4.6 out of 5 stars
REI Co-opLightweight Crew Base Layer Top - Men's
$29.95
19 reviews with an average rating of 4.5 out of 5 stars
REI Co-opSpiral Graphic Pullover Hoodie
$59.95
0 reviews
REI Co-opSwiftland Grid Running Tank Top - Men's
$27.93 - $39.95
14 reviews with an average rating of 4.2 out of 5 stars
Top Rated
REI Co-opSwiftland Thermal Running Half-Zip Pullover - Men's
$44.83 - $89.95
19 reviews with an average rating of 4.5 out of 5 stars
REI Co-opActive Pursuits Relaxed T-Shirt
$30.83 - $30.93
Save 31%
compared to $44.95
28 reviews with an average rating of 4.4 out of 5 stars
REI Co-opSwiftland Running Vest - Men's
$34.83 - $69.95
41 reviews with an average rating of 4.2 out of 5 stars
Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$89.95
106 reviews with an average rating of 4.6 out of 5 stars
REI Co-opCampwell Henley Shirt - Men's
$49.95
2 reviews with an average rating of 5.0 out of 5 stars
REI Co-opSwiftland Insulated Running Vest - Men's
$89.95
0 reviews
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
REI Co-opSahara Polo Shirt - Men's
$24.83
Save 50%
compared to $49.95
36 reviews with an average rating of 4.6 out of 5 stars

1–30 of 53 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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