Shop Base Layer Tops
ARC'TERYX
Rho LT Zip Neck Men's
$120
ARC'TERYX
Rho Heavyweight Zip Neck Men's
$140
SMARTWOOL
Men's Classic Thermal Merino Base Layer Crew
$56.97 - $115
ARC'TERYX
Rho LT Crew Neck Men's
$100
PATAGONIA
Men's Cap MW Zip Neck
$89 - $99
SMARTWOOL
Women's Classic Thermal Merino Base Layer 1/2 Zip Hoodie
$145
SMARTWOOL
Women's Intraknit Thermal Merino Base Layer Colorblock 1/4 Zip
$140
SMARTWOOL
Women's Classic Thermal Merino Base Layer Crew
$56.97 - $115
SMARTWOOL
Women's Classic All-Season Merino Base Layer Crew
$85 - $90
PATAGONIA
Women's Cap MW Crew
$44.50 - $89
SMARTWOOL
Women's Classic Thermal Merino Base Layer 1/4 Zip
$120
SMARTWOOL
Men's Classic Thermal Merino Base Layer 1/4 Zip
$89.99 - $120
SMARTWOOL
Men's Intraknit Thermal Merino Base Layer Crew
$120 - $130
SMARTWOOL
Men's Classic All-Season Merino Base Layer Crew
$90
SMARTWOOL
Women's Thermal Merino Rib Turtleneck
$120 - $130
SMARTWOOL
Women's Intraknit Thermal Merino Base Layer Pattern Crew
$64.97 - $130
SMARTWOOL
Women's Intraknit Thermal Merino Base Layer Crew
$125 - $130
SMARTWOOL
Kid's Classic Thermal Merino Base Layer Crew
$31.97 - $65
SMARTWOOL
Women's Classic Thermal Merino Base Layer Colorblock 1/4 Zip
$125
SMARTWOOL
Men's Intraknit Thermal Merino Base Layer Colorblock Crew
$64.97 - $130
SMARTWOOL
Men's Classic Thermal Merino Base Layer Hoodie
$108.99 - $145
SMARTWOOL
Women's Classic Thermal Merino Base Layer Crew Plus
$56.97 - $115
SMARTWOOL
Women's Intraknit Thermal Max Merino Base Layer Pattern Hoodie
$165
SMARTWOOL
Women's Classic Thermal Merino Base Layer Crew Boxed
SMARTWOOL
Women's Intraknit Active Base Layer Crew
$110
SMARTWOOL
Women's Classic Thermal Merino Base Layer 1/4 Zip
$95.99 - $120
SMARTWOOL
Women's Thermal Merino Drape Neck Hoodie
$71.97 - $145
SMARTWOOL
Women's Classic Thermal Merino Base Layer 1/4 Zip Plus
$59.97 - $120
SMARTWOOL
Men's Classic Thermal Merino Base Layer Crew Boxed
SMARTWOOL
Men's Classic All-Season Merino Base Layer 1/4 Zip
$95