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Shop men's base layers for outdoor work, from lightweight crew and long-sleeve tops to thermal sets in merino or synthetic blends with sweat-wicking, odor control, and stretch.
Shop men's base layers for outdoor work, from lightweight crew and long-sleeve tops to thermal sets in merino or synthetic blends with sweat-wicking, odor control, and stretch.
Men’s Base Layers (Work + Outdoor)
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30+ stores, 40+ brands, 100+ products
Tracksmith
Brighton Base Layer
$100
Decathlon
Simond Men's MT500 Long-sleeve 100% Merino Wool T-shirt
$50
32 Degrees
MEN'S LIGHTWEIGHT BASELAYER CREW TOP
$4.99
+5
Icebreaker
Men's Merino 175 Everyday Leggings
$95
Smartwool
Men's Classic All-Season Merino Base Layer Crew Boxed
$90
The North Face
4.8 (5)TNF X Smartwool Men’s Merino Blend 150 Long-Sleeve Crew
$90
Bandit
Men's Mercury Seamless™ Long Sleeve - Ash
$98
RUDSAK
FRANC - 6524541 Iceland
$245
Here are men’s base layers that fit your outdoor-work needs—mix of lightweight crews/long sleeves, merino options, and warmer thermal pieces (including sets where available).
Warmth level?
Lightweight
Midweight
Heavyweight / Thermal
Material preference?
Merino wool
Merino blend
Synthetic (poly/spandex)
Silk blend
What do you need?
Top only
Bottom/leggings only
Top + bottom set
SuggestionsShow me the best merino long-sleeve crews for odor control
I want a budget-friendly synthetic base layer for sweating a lot
Show thermal sets (top + bottom) for cold outdoor work
Focus on lightweight base layers for high-output work
Can you explain lightweight vs midweight vs heavyweight base layers?
