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Shop Base Layer Tops

Women's Classic Thermal Merino Base Layer Crew Top by Smartwool
SMARTWOOL
Smartwool

Women's Classic Thermal Merino Base Layer Crew Top

$125
In Stock
Men's Classic Thermal Merino Base Layer 1/4 Zippers Top by Smartwool
SMARTWOOL
Smartwool

Men's Classic Thermal Merino Base Layer 1/4 Zippers Top

$130
In Stock
Women's Merino 200 Oasis LS Crewe by Icebreaker
ICEBREAKER
Icebreaker

Women's Merino 200 Oasis LS Crewe

$120
In Stock
Men's Classic Thermal Merino Base Layer Crew Top by Smartwool
SMARTWOOL
Smartwool

Men's Classic Thermal Merino Base Layer Crew Top

$125
In Stock
Women's Cloud Nine 2.0 W-Turtleneck by Terramar
TERRAMAR
Terramar

Women's Cloud Nine 2.0 W-Turtleneck

$48
In Stock
Women's Classic Thermal Merino Base Layer 1/4 Zippers Top by Smartwool
SMARTWOOL
Smartwool

Women's Classic Thermal Merino Base Layer 1/4 Zippers Top

$130
In Stock
Women's Echo Hoodie by Outdoor Research
OUTDOOR RESEARCH
Outdoor Research

Women's Echo Hoodie

$85 $75
In Stock
Men's Classic All-Season Merino Base Layer Long Sleeve Top by Smartwool
SMARTWOOL
Smartwool

Men's Classic All-Season Merino Base Layer Long Sleeve Top

$100 $90 - $100
In Stock
Men's Echo T-Shirt by Outdoor Research
OUTDOOR RESEARCH
Outdoor Research

Men's Echo T-Shirt

$55
In Stock
Women's Classic All-Season Merino Base Layer Long Sleeve Top by Smartwool
SMARTWOOL
Smartwool

Women's Classic All-Season Merino Base Layer Long Sleeve Top

$100 $90 - $100
In Stock
Men's Merino 200 Oasis LS Crewe by Icebreaker
ICEBREAKER
Icebreaker

Men's Merino 200 Oasis LS Crewe

$120
In Stock
Women's Intraknit Thermal Merino Base Layer Crew Top by Smartwool
SMARTWOOL
Smartwool

Women's Intraknit Thermal Merino Base Layer Crew Top

$150
In Stock
Women's Thermal Merino Rib Turtleneck by Smartwool
SMARTWOOL
Smartwool

Women's Thermal Merino Rib Turtleneck

$140
In Stock
Men's Intraknit Thermal Merino Base Layer Crew Top by Smartwool
SMARTWOOL
Smartwool

Men's Intraknit Thermal Merino Base Layer Crew Top

$150
In Stock
Men's Classic Thermal Merino Base Layer Colorblock Crew Top by Smartwool
SMARTWOOL
Smartwool

Men's Classic Thermal Merino Base Layer Colorblock Crew Top

$140
In Stock
Men's Merino 260 Tech LS Crewe by Icebreaker
ICEBREAKER
Icebreaker

Men's Merino 260 Tech LS Crewe

$125
In Stock
Kid's Classic Thermal Merino Base Layer Crew Top by Smartwool
SMARTWOOL
Smartwool

Kid's Classic Thermal Merino Base Layer Crew Top

$70
In Stock
Men's Classic Thermal Merino Base Layer Crew by Smartwool
SMARTWOOL
Smartwool

Men's Classic Thermal Merino Base Layer Crew

$125
In Stock
Men's Intraknit Thermal Merino Base Layer 1/4 Zippers Top by Smartwool
SMARTWOOL
Smartwool

Men's Intraknit Thermal Merino Base Layer 1/4 Zippers Top

$170
In Stock
Women's Classic Thermal Merino Base Layer Crew Plus Top by Smartwool
SMARTWOOL
Smartwool

Women's Classic Thermal Merino Base Layer Crew Plus Top

$125
In Stock
Men's Intraknit Thermal Merino Base Layer Colorblock Crew Top by Smartwool
SMARTWOOL
Smartwool

Men's Intraknit Thermal Merino Base Layer Colorblock Crew Top

$150
In Stock
Men's Everyday Party Short Sleeve Button Down T-Shirt by Smartwool
SMARTWOOL
Smartwool

Men's Everyday Party Short Sleeve Button Down T-Shirt

$85
In Stock
Women's Intraknit Thermal Merino Base Layer Colorblock 1/4 Zippers Top by Smartwool
SMARTWOOL
Smartwool

Women's Intraknit Thermal Merino Base Layer Colorblock 1/4 Zippers Top

$170
In Stock
Men's Classic Thermal Merino Base Layer 1/4 Zip by Smartwool
SMARTWOOL
Smartwool

Men's Classic Thermal Merino Base Layer 1/4 Zip

$130
In Stock
Women's Cap MW Crew by Patagonia
PATAGONIA
Patagonia

Women's Cap MW Crew

$89
In Stock
Women's Classic Thermal Merino Base Layer 1/4 Zippers Plus Top by Smartwool
SMARTWOOL
Smartwool

Women's Classic Thermal Merino Base Layer 1/4 Zippers Plus Top

$130
In Stock
Women's Cap MW Zip Neck by Patagonia
PATAGONIA
Patagonia

Women's Cap MW Zip Neck

In Stock
Men's Classic Thermal Merino Base Layer 1/4 Zip by Smartwool
SMARTWOOL
Smartwool

Men's Classic Thermal Merino Base Layer 1/4 Zip

$120
In Stock
Rho Crew Neck LS Women's by Arc'teryx
ARC'TERYX
Arc'teryx

Rho Crew Neck LS Women's

$100
In Stock
Men's Midweight Baselayer Bottom Work Undergarment by Hawx Work Gear
HAWX WORK GEAR
Hawx Work Gear

Men's Midweight Baselayer Bottom Work Undergarment

$49.99
In Stock