Base Layer Tops

Outdoor Research Alpine Onset Crew
$49 -
$99

Smartwool Merino 150 Pocket Tee
Base Layer Top / Short Sleeve Performance
$50

Smartwool Midweight Zip T
$90
MSRP

Marmot Midweight Zip LS
$60
MSRP

Terramar SmartSilk Crew
$60
MSRP

Smartwool Microweight Tee
$65
MSRP

Smartwool Merino Sport 150 Hidden Pocket Tech Tee
Short Sleeve Performance Top / Top
$65
MSRP

Black Diamond Solution 150 Merino Base Crew
$68 -
$135

Bight Gear Solstice Graphene Hoody
$69
MSRP
discontinued
discontinued

Patagonia Merino 2 Lightweight Crew
$70
MSRP

Woolx Everyday Long Sleeve Crew 230 Midweight
$74
MSRP

Paka Everyday Baselayer
$75
MSRP
Beyond Clothing Aether Crew
$75
MSRP

Outdoor Research Enigma Half Zip
$79
MSRP

Stoic Merino Bliss Shirt - Long-Sleeve
$79
MSRP

Patagonia Merino 3 Midweight Crew
$85
MSRP

Smartwool Midweight Turtleneck
$85
MSRP

Ridge Merino Inversion Heavyweight Crew
$90
MSRP

Patagonia Capilene Air Crew
$90 -
$139

Mountain Hardwear Power Stretch Zip T
$95
MSRP

Ibex Indie Zip T
$95
MSRP
In order to show you the most useful information, we have omitted some products.
Other Types of Base Layers and Underwear
Find more base layers and underwear reviewed in these related categories:

Base Layer Bottoms

Boxers, Briefs, Bikinis

Arm and Leg Sleeves
