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Men's Long Sleeve Base Layer Tops
Men’s Long-Sleeve Base Layer Tops
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50+ stores, 80+ brands, 200+ products
Arc'teryx
Rho Merino Wool Crew Neck LS Men's
$120
REI
4.5 (87)Capilene Midweight Crew Base Layer Top - Men's
$89
Dillard's
Slim Fit Horizontal Stripe Merino 250 Baselayer Long Sleeve T-Shirt
$57.50
Outdoor Research
Men's Alpine Onset Merino 150 Crew
$99
+1
Icebreaker
Men's 125 ZoneKnit™ Long Sleeve Crewe Thermal Top
$87.50
Fjällräven
Bergtagen Thinwool LS M
$100
Quince
4.9 (417)100% Merino Wool All-Season Long Sleeve Base Layer Tee
$44.90
Decathlon
Simond Men's MT500 Long-sleeve 100% Merino Wool T-shirt
$79.99
Backcountry
4.6 (50)Omni-Heat Infinity Knit Long-Sleeve Crew - Men's
$48.75
Mountain Hardwear
Men's AirMesh™ Long Sleeve
$89
Pearl Izumi
Men's Merino Thermal Long Sleeve Baselayer
$33
Bandit
Men's Mercury Seamless™ Long Sleeve - Storm Gradient
$98
Here are a mix of men’s long-sleeve base layer tops—merino, synthetic moisture-wicking, and heavier thermal options for cold weather.
Best use?
Ski/Snow
Hiking/Outdoor
Running/Training
Workwear
Everyday Warmth
Material preference?
Merino Wool
Synthetic (Poly/Spandex)
Cotton Thermal
Warmth level?
Lightweight
Midweight
Heavyweight
SuggestionsShow me merino wool long-sleeve base layers
I want something for high-sweat workouts (running/training)
I need a heavyweight thermal for very cold weather
I prefer a mock neck or quarter-zip
Just show me the best overall picks
