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Base Layer Tops: Deals

(149 products)

Products (149)

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Free CountryForce Grid Fleece Base Layer Top - Women's
$34.73
Save 36%
compared to $55.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Terramar2.0 Ultra Merino Turtleneck Base Layer Top - Women's
$52.73
Save 29%
compared to $75.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Terramar2.0 Cloud Nine Midweight Performance Thermal Turtleneck - Women's
$35.73
Save 25%
compared to $48.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Terramar2.0 Cloud Nine Midweight Performance Base Layer Scoop Shirt - Women's
$33.73
Save 25%
compared to $45.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Kari TraaVoss Cashmere Mix Half-Zip Base Layer Top - Women's
$134.73
Save 25%
compared to $180.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Kari TraaRose Light Half-Zip Base Layer Top - Women's
$89.73
Save 25%
compared to $120.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Top Rated
CotopaxiLiso Base Layer Top - Men's
$48.73
Save 25%
compared to $65.00
37 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
ArtilectGoldhill 125 Zoned Crew Base Layer Top - Men's
$89.73
Save 30%
compared to $130.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
Terramar4.0 Genesis Crew Base Layer Top - Women's
$24.73
Save 29%
compared to $35.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Top Rated
Free CountryForce Grid Fleece Crew Base Layer Top - Men's
$31.73
Save 29%
compared to $45.00
5 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Big, Regular
REI OUTLET
Kari TraaLune Long-Sleeve Base Layer Top - Women's
$48.73
Save 25%
compared to $65.00
2 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Helly HansenLifa Active Graphic Crew Base Layer Top - Women's
$48.73
Save 25%
compared to $65.00
3 reviews with an average rating of 4.0 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
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Big
REI OUTLET
Free CountryForce Grid Fleece Base Layer Top - Men's
$29.73
Save 33%
compared to $45.00
4 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
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:
Big
REI OUTLET
Ortovox120 Cool Tec Fast Upward Base Layer T-Shirt - Women's
$44.83
Save 50%
compared to $90.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Ortovox185 Merino Rock'n'wool Base Layer Top - Women's
$49.83
Save 50%
compared to $100.00
2 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Arc'teryxKyanite Base Layer Crew Top - Women's
$72.83
Save 39%
compared to $120.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
Top Rated
Arc'teryxRho Merino Wool Crew Neck Base Layer Top - Men's
$84.83
Save 29%
compared to $120.00
27 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big, Regular
Top Rated
BurtonMidweight X Base Layer Long Neck Hoodie - Women's
$44.83
Save 50%
compared to $89.95
5 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Kari TraaFaith Half-Zip Base Layer Top - Women's
$59.83
Save 50%
compared to $120.00
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Cloud Dye Base Layer Top - Women's
$56.83
Save 50%
compared to $115.00
13 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
SeirusHeatwave Body Mapped Quarter-Zip Long-Sleeve Base Layer Top - Women's
$69.83
Save 50%
compared to $140.00
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
SmartwoolIntraknit Thermal Merino Colorblock Crew Base Layer Top - Men's
$64.83
Save 50%
compared to $130.00
11 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
Arc'teryxRho Heavyweight Zip-Neck Base Layer Top - Men's
$98.83
Save 29%
compared to $140.00
101 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Big
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$56.83 - $115.00
1505 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
SmartwoolIntraknit Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's
$97.93
Save 30%
compared to $140.00
1 reviews with an average rating of 5.0 out of 5 stars
Size Type:
Regular
Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
$56.83 - $115.00
1151 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Plus
SmartwoolClassic All-Season Merino T-Shirt - Women's
$55.93 - $80.00
70 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
BurtonMidweight Base Layer Crew Top - Women's
$31.83
Save 50%
compared to $64.95
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular