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Men's Tops

(1,043 products)

Products (1043)

Sort: Best Match

Top Rated
Arc'teryxRho LT Base Layer Hoody - Men's
$120.00
97 reviews with an average rating of 4.9 out of 5 stars
New arrival
VuoriViewpoint Performance T-Shirt 2.0 - Men's
$78.00
0 reviews
SmartwoolSparod Crew Sweater - Men's
$74.73
Save 28%
compared to $105.00
44 reviews with an average rating of 4.2 out of 5 stars
REI OUTLET
Top Rated
The North FaceAdventure Sun Hoodie - Men's
$65.00
116 reviews with an average rating of 4.8 out of 5 stars
EnduraLoop Tech Bike T-Shirt - Men's
$24.83
Save 50%
compared to $50.00
0 reviews
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's Tall Sizes
$79.95
10 reviews with an average rating of 4.8 out of 5 stars
prAnaNatural Flow Tank Top - Men's
$32.73
Save 27%
compared to $45.00
1 reviews with an average rating of 4.0 out of 5 stars
REI OUTLET
Mountain HardwearCrater Lake Long-Sleeve Hoody - Men's
$53.73
Save 25%
compared to $72.00
53 reviews with an average rating of 4.4 out of 5 stars
REI OUTLET
SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
$150.00
208 reviews with an average rating of 4.4 out of 5 stars
MarmotAirExchange UPF 40 Long-Sleeve Shirt - Men's
$59.73
Save 25%
compared to $80.00
3 reviews with an average rating of 5.0 out of 5 stars
REI OUTLET
Arc'teryxAtom Insulated Vest - Men's
$170.93 - $200.00
45 reviews with an average rating of 3.7 out of 5 stars
Arc'teryxCormac Heavyweight Long-Sleeve Shirt - Men's
$62.93
Save 30%
compared to $90.00
26 reviews with an average rating of 4.1 out of 5 stars
Top Rated
Free CountrySunFree Long-Sleeve Hoodie - Men's
$34.73
Save 30%
compared to $50.00
11 reviews with an average rating of 4.6 out of 5 stars
REI OUTLET
New arrival
ColumbiaPFG Solar Stream II Long-Sleeve T-Shirt - Men's
$50.00
0 reviews
PatagoniaLightweight Water People Wildrise Hoody - Men's
$63.73
Save 25%
compared to $85.00
0 reviews
REI OUTLET
Top Rated
CotopaxiSombra Sun Hoodie - Men's
$54.93
Save 26%
compared to $75.00
296 reviews with an average rating of 4.8 out of 5 stars
PatagoniaLong-Sleeve Self-Guided Sun Shirt - Men's
$99.00
0 reviews
MarmotSuper Aros Fleece Hoody - Men's
$99.73
Save 33%
compared to $150.00
14 reviews with an average rating of 4.4 out of 5 stars
REI OUTLET
Top Rated
MarmotFairfax Lightweight Flannel Shirt - Men's
$54.73
Save 27%
compared to $75.00
10 reviews with an average rating of 4.5 out of 5 stars
REI OUTLET
SmartwoolIntraknit Thermal Merino Base Layer Colorblock Crew - Men's
$96.73
Save 25%
compared to $130.00
15 reviews with an average rating of 4.2 out of 5 stars
REI OUTLET
MarmotHeavyweight Drop Line Printed Half-Zip Fleece Pullover - Men's
$59.73
Save 45%
compared to $110.00
7 reviews with an average rating of 4.4 out of 5 stars
REI OUTLET
SmartwoolMerino Sport 120 Long-Sleeve Shirt - Men's
$85.00
13 reviews with an average rating of 3.2 out of 5 stars
JanjiCirca Daily Long-Sleeve Shirt - Men's
$39.93 - $43.93
Save 31%
compared to $58.00 - $64.00
3 reviews with an average rating of 5.0 out of 5 stars
Top Rated
Mountain HardwearHiCamp Fleece Half-Zip Pullover - Men's
$96.73
Save 25%
compared to $130.00
5 reviews with an average rating of 4.8 out of 5 stars
REI OUTLET
SmartwoolActive Mesh T-Shirt - Men's
$85.00
0 reviews
New arrival
SmartwoolPerfect Crew Long-Sleeve T-Shirt - Men's
$51.73
Save 26%
compared to $70.00
0 reviews
REI OUTLET
Top Rated
PatagoniaRecycled Wool-Blend Sweater - Men's
$111.73
Save 25%
compared to $149.00
5 reviews with an average rating of 4.8 out of 5 stars
REI OUTLET
Outdoor ResearchEssential Fleece Crew Sweatshirt - Men's
$69.73
Save 29%
compared to $99.00
2 reviews with an average rating of 5.0 out of 5 stars
REI OUTLET
Top Rated
Arc'teryxCormac Logo T-Shirt - Men's
$34.83
Save 50%
compared to $70.00
27 reviews with an average rating of 4.6 out of 5 stars
Helly HansenSkog Graphic T-Shirt - Men's
$29.73
Save 33%
compared to $45.00
4 reviews with an average rating of 4.5 out of 5 stars
REI OUTLET

361–390 of 1,043 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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