Base Layer Tops

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

Smartwool Intraknit Merino 250 Thermal 1/4 Zip
$150
MSRP

Smartwool Microweight Tee

Smartwool Midweight Funnel Zip
$100
MSRP

Smartwool Microweight Crew

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

Smartwool NTS Mid 250 Hoody

Smartwool Lightweight Zip T

Smartwool Midweight Zip T
$90
MSRP
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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
