Men's Classic Thermal Merino Base Layer Crew
Picante Heather
Black-Black Cherry Heather
Rhythmic Red
Laguna Blue Heather
Winter Moss Heather
Charcoal Heather
Black
Light Gray Heather
Neptune Blue Heather-Deep Navy Neptune Blue Heather-Deep Navy
Tibetan Red Heather-Black Tibetan Red Heather-Black
Woodsmoke Heather
Military Olive Heather
Pine Gray Heather
Natural
Acorn Heather
Deep Navy-Laguna Blue
Shale Heather
$110.00
Men's Classic Thermal Merino Base Layer 1/4 Zip
Shale-Light Gray Heather
Rhythmic Red
Military Olive Heather-Black Military Olive Heather-Black
Black
Charcoal Heather
Deep Navy
Woodsmoke Heather-Charcoal Heather Woodsmoke Heather-Charcoal Heather
Picante Heather
Deep Navy-Laguna Blue
North Woods Heather
Black-Black Cherry Heather
$115.00
Men's Classic Thermal Merino Base Layer Colorblock Crew
Winter Moss Heather
Black
Deep Navy-Laguna Blue
Shale Heather
$110.00
Men's Classic Thermal Merino Base Layer Pattern Bottom
Laguna Blue Heather Color Shift
Picante Heather Color Shift
New Colors
$110.00
Men's Classic Thermal Merino Base Layer Bottom
Winter Moss Heather
Black Cherry Heather
Shale Heather
Black
Charcoal Heather
Deep Navy
Online Exclusive Colors
$110.00
Men's Intraknit™ Thermal Merino Base Layer Crew
Rhythmic Red
Charcoal Heather
Deep Navy-Laguna Blue
Winter Moss
Forged Iron-Golden Olive
Black-White Black-White
Deep Navy-Neptune Blue Deep Navy-Neptune Blue
Woodsmoke-Black Woodsmoke-Black
$125.00
Men's Intraknit™ Thermal Merino Base Layer 1/4 Zip
Deep Navy
Black-White Black-White
$135.00
Men's Intraknit™ Thermal Merino Base Layer Bottom
Black-White Black-White
Charcoal Heather-Black Charcoal Heather-Black
Deep Navy-Laguna Blue
$125.00
Men's Intraknit™ Thermal Merino Base Layer 3/4 Bottom
Black-White Black-White
Charcoal Heather-Black Charcoal Heather-Black
$115.00
Men's Classic All-Season Merino Base Layer Long Sleeve
Natural
Picante
Light Gray Heather
Iron Heather
Black
$85.00
Men's Classic Thermal Merino Base Layer Pattern 1/4 Zip
Picante Heather Color Shift
Black Mountain Scape
Rhythmic Red Mountain Scape
Laguna Blue Heather Color Shift
Winter Moss Color Shift
Online Exclusive Colors
$115.00
Men's Classic All-Season Merino Base Layer Bottom
Iron Heather
Black
Light Gray Heather
Deep Navy
$85.00
Men's Intraknit™ Thermal Max Merino Base Layer 1/4 Zip
Men's Classic All-Season Merino Base Layer 1/4 Zip
Sage
Light Gray Heather
Black
Deep Navy
Iron Heather
$90.00
Men's Classic Thermal Merino Base Layer Pattern Crew
Black Mountain Scape
Winter Moss Color Shift
Picante Heather Color Shift
Rhythmic Red Mountain Scape
Laguna Blue Heather Color Shift
$110.00
Men's Classic Thermal Merino Base Layer Rib Hoodie
Rhythmic Red
Deep Navy
Black
$140.00
Men's Classic All-Season Plant-Based Dye Merino Base Layer Long Sleeve
Summer Sound Purple Wash
Light Flint Wash
Indigo Blue
Black Marble Wash
$85.00
Men’s Intraknit™ Thermal Merino Base Layer ½ Zip Hoodie
Charcoal Heather
Black-White Black-White
$155.00
Men's Intraknit™ Thermal Merino Base Layer Pattern Crew
Shale Angled
Black Angled
Winter Moss Angled
Laguna Blue Angled
Deep Navy Mountain
Black Mountain
$125.00

Men's wool base layers are among the most versatile pieces of gear you can own. Our Merino wool base layers help regulate body temperatures and wick away moisture for comfort in all climates. Available with long or short sleeves, full-length or cropped bottoms, and even a full-body hooded one-piece, there's a men's base layer for every activity.