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Men's Base Layers & Long Underwear

Sleek bamboo, toasty wool or versatile synthetic? When it comes to base layers, there’s a material for every occasion. Use our thin thermal underwear sets all year round and cozy up with our warmest base layers when the mercury drops. Regardless of the season, we have a base layer for that. All our thermal underwear for men is snug-fitting, moisture-wicking and fast-drying to keep you comfortable even during the most intense days in the great outdoors.

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View Products (21)
Bambooskin Base Layer Set Black/Grey Men
New In
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Black/Grey Men

$79
7 more colors
Hiball Waffle Base Layer Set Black/Flame Men
Slim Fit
4.8 (349)

Hiball Waffle Base Layer Set

Black/Flame Men

$89
Bambooskin Base Layer Set Anthracite Men
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Anthracite Men

$79
7 more colors
Sneaky Balaclava Base Layer Set Hunter Men
Slim Fit
4.7 (1,261)

Sneaky Balaclava Base Layer Set

Hunter Men

$85
Hiball Waffle Base Layer Set Olive Night Men
New In
Slim Fit
4.8 (349)

Hiball Waffle Base Layer Set

Olive Night Men

$89
Hiball Waffle Base Layer Set Blue Lagoon Men
New In
Slim Fit
4.8 (349)

Hiball Waffle Base Layer Set

Blue Lagoon Men

$89
Fuse Merino Base Layer Set Anthracite Men
New In
Slim Fit
0.0 (0)

Fuse Merino Base Layer Set

Anthracite Men

$119
Hiball Waffle Base Layer Set $89
Show Products (1)
Bambooskin Base Layer Set Butcher Camo Men
New In
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Butcher Camo Men

$79
7 more colors
Fuse Merino Base Layer Set Stargazer Men
New In
Slim Fit
0.0 (0)

Fuse Merino Base Layer Set

Stargazer Men

$119
Bambooskin Base Layer Set Sniper Camo Men
New In
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Sniper Camo Men

$79
7 more colors
Bambooskin Base Layer Set Autumn Aztec Men
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Autumn Aztec Men

$79
7 more colors
Sneaky Balaclava Base Layer Set Teal Camo Men
New In
Slim Fit
4.7 (1,261)

Sneaky Balaclava Base Layer Set

Teal Camo Men

$85
Bambooskin Base Layer Set Grey Mr.Cozy Men
Out of stock
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Grey Mr.Cozy Men

$79
7 more colors
Bambooskin Base Layer Set Grey Men
Out of stock
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Grey Men

$79
7 more colors
Sneaky Balaclava Base Layer Set Smokey Camo Men
New In
Out of stock
Slim Fit
4.7 (1,261)

Sneaky Balaclava Base Layer Set

Smokey Camo Men

$85
Sneaky Balaclava Base Layer Set Black/Flame Men
New In
Out of stock
Slim Fit
4.7 (1,261)

Sneaky Balaclava Base Layer Set

Black/Flame Men

$85
Merino Wool Top Captain Men
Out of stock
Slim Fit
4.6 (145)

Merino Wool Top

Captain Men

$65
Merino Wool Top Black/Fern Men
Out of stock
Slim Fit
4.6 (145)

Merino Wool Top

Black/Fern Men

$65
Merino Wool Pants Black/Fern Men
Out of stock
Slim Fit
4.5 (95)

Merino Wool Pants

Black/Fern Men

$59
Merino Wool Pants Captain Men
Out of stock
Slim Fit
4.5 (95)

Merino Wool Pants

Captain Men

$59
Bambooskin Base Layer Set Spot on Men
Out of stock
Slim Fit
4.7 (1,312)

Bambooskin Base Layer Set

Spot on Men

$79
7 more colors

Men's Base Layers & Long Underwear

Sleek bamboo, toasty wool or versatile synthetic? When it comes to base layers, there’s a material for every occasion. Use our thin thermal underwear sets all year round and cozy up with our warmest base layers when the mercury drops. Regardless of the season, we have a base layer for that. All our thermal underwear for men is snug-fitting, moisture-wicking and fast-drying to keep you comfortable even during the most intense days in the great outdoors.

The layering principle - Shop long underwear for men online

RevolutionRace long underwear are the perfect base layer garments to wear closest to your body. Whether it is below zero or really high humidity, we have long underwear that helps to wick moisture away and keep you warm depending on what temperature you are in.

Choose between long underwear shirts or pants and matching sets as well as different types of materials like merino wool and bamboo. Our long johns and base layers are suitable for all types of outdoor activities, such as hiking, skiing, hiking, camping or fishing. Enjoy high quality long underwear that fits all temperatures, from mountain hiking in icy cold weather to trekking on warm days.

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