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Shop men's thermal base layer sets in lightweight to heavy warmth, merino wool and synthetic knits, crew or mock neck tops with matching leggings for layering.
Shop men's thermal base layer sets in lightweight to heavy warmth, merino wool and synthetic knits, crew or mock neck tops with matching leggings for layering.
Men’s Thermal Base Layer Sets
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20+ stores, 30+ brands, 100+ products
Icebreaker
Men's Merino 175 Everyday Long Sleeve Crewe Thermal Top
$85
RUDSAK
FRANC - 6524541 Black
$245
Decathlon
Wedze Men's BL 500 Thermal Ski Base Layer
$24.99
MR PORTER
Desoli Solid Merino™ Base Layer
$120
Tracksmith
Brighton Base Layer
$100
Smartwool
Men's Classic Thermal Merino Base Layer Crew Boxed
$69
+7
Lands' End
4.3Men's Stretch Thermaskin Long Underwear Crew Base Layer
$13.19
Zappos
4.0 (2)260 Tech Merino Base Layer Long Sleeve Crewe
$125
Here are men’s thermal base layer options across lightweight → heavyweight, including merino wool and synthetic knits, with crew/mock neck tops and matching bottoms where available.
Warmth level?
Lightweight
Midweight
Heavyweight
Material?
Merino wool
Synthetic
Wool-blend
Top style?
Crew neck
Mock neck
Quarter-zip
SuggestionsShow me midweight merino sets for everyday layering
I need heavyweight (very warm) base layer sets for extreme cold
Show synthetic moisture-wicking sets for skiing/snowboarding
I prefer a mock neck top—show sets like that
Browse more men’s thermal base layer sets
