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Long Sleeve Men's Underwear

(96 products)

Products (96)

Sort: Best Match

SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
$96.73
Save 25%
compared to $130.00
4 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Sale Ends Dec 9
Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's Tall Sizes
$55.89
Save 30%
compared to $79.95
8 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Tall, Big
Sale Ends Dec 9
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$49.73
Save 44% - 56%
compared to $90.00 - $115.00
17 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Top Rated
Arc'teryxIonia Merino Wool Base Layer Hoodie - Men's
$140.00
39 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
SmartwoolClassic Thermal Merino Colorblock Base Layer Crew Top - Men's
$79.73
Save 30%
compared to $115.00
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big, Regular
REI OUTLET
SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Men's
$90.73
Save 30%
compared to $130.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
Helly HansenLIFA Merino Midweight Crew Base Layer Top - Men's
$74.73
Save 25%
compared to $100.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
SmartwoolClassic Thermal Merino Base Layer Hoodie - Men's
$104.73
Save 27%
compared to $145.00
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Icebreaker260 ZoneKnit Merino Long-Sleeve Half-Zip Thermal Base Layer Top - Men's
$119.73
Save 31%
compared to $175.00
3 reviews with an average rating of 4.3 out of 5 stars
Size Type:
Regular
REI OUTLET
IcebreakerMerino 200 Sonebula Long-Sleeve Half-Zip Hood Base Layer Top - Men's
$66.73
Save 55%
compared to $150.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
REI OUTLET
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$73.73
Save 29%
compared to $105.00
54 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
$96.73
Save 25%
compared to $130.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Helly HansenLIFA Merino Midweight 2-In-1 Base Layer Hoodie - Men's
$89.73
Save 25%
compared to $120.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Top Rated
CotopaxiLiso Base Layer Top - Men's
$48.73
Save 25%
compared to $65.00
27 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Helly HansenLIFA Merino Midweight Half-Zip Base Layer Top - Men's
$79.73 - $82.73
Save 24% - 27%
compared to $110.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
CraftActive Intensity Zip Base Layer Top - Men's
$39.73
Save 46%
compared to $74.95
4 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Remarkables Base Layer Top - Men's
$85.73
Save 25%
compared to $115.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Free CountryMicrotech Heat Base Layer Top - Men's
$28.73
Save 36%
compared to $45.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
IcebreakerMerino 200 Sonebula Long-Sleeve High-Neck Base Layer Top - Men's
$93.73
Save 25%
compared to $125.00
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
IcebreakerMerino 175 Everyday Long-Sleeve Crewe Thermal Top - Men's
$63.73
Save 25%
compared to $85.00
6 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Free CountryMicrotech Heat Cocaber Base Layer Top - Men's
$26.73
Save 33%
compared to $40.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
Ortovox185 Rock'n'wool Long-Sleeve Base Layer Top - Men's
$76.73
Save 30%
compared to $110.00
3 reviews with an average rating of 3.7 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Terramar3.0 Thermawool Heavyweight Thermal Crew Shirt - Men's
$49.73
Save 28%
compared to $70.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Helly HansenH1 Pro Lifa Seamless Half-Zip Base Layer Top - Men's
$112.73
Save 24%
compared to $150.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
Free CountryForce Grid Fleece Crew Base Layer Top - Men's
$31.73
Save 29%
compared to $45.00
3 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
Helly HansenLIFA Active Stripe Crew Base Layer Top - Men's
$44.73
Save 25%
compared to $60.00
4 reviews with an average rating of 3.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Big, Regular
REI OUTLET
IcebreakerMerino 260 Vertex Long-Sleeve Crewe Natural Shades Base Layer Top - Men's
$104.73
Save 25%
compared to $140.00
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Free CountryForce Grid Fleece Base Layer Top - Men's
$29.73
Save 33%
compared to $45.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
ArtilectFlatiron 185 Crew Base Layer Top - Men's
$96.73 - $109.73
Save 30% - 31%
compared to $140.00 - $160.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Men's
$109.73
Save 31%
compared to $160.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET

61–90 of 96 products

Sort: Best Match

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