By skillfully combining pure Merino wool with Acclimate Dry fibers and spandex, Polarmax has created the ultimate Merino wool thermals. These midweight base layer hybrids guarantee …

Whether you need men’s thermal shirts, pants, or a full set of long underwear, Polarmax has all the options you could ever need. Our men’s thermals will fit you like a glove while giving you …

Collections All products Polarmax’s double layer thermals are constructed with two layers of fabric connected...

If you’re a woman who does your work in the harsh outdoor weather, you’re going to need a set of our women’s thermals. Check out our selection today.

If you need a single layer thermal Midweight thermals that can easily fit underneath your work clothes, look no further than Polarmax. We have all the clothing for you.

Have an account? Log into check out faster. Double Layer Thermals Polarmax’s double layer thermals are constructed with two layers of fabric connected... Double Layer Thermals Your …

Stay warm with Polarmax Men's Double Layer Bottoms in tan. Shop now for the ultimate comfort in men's thermal base layer pants.

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Microfiber polyester yarns make the fabric of these fleece base layer pants so soft to the touch providing billowy warmth without weight. Micro Fleece base layers are durable and breathable. …

Stay warm this winter with Polarmax Men's Double Layer Thermal Bottoms for men. Perfect for cold weather, our base layers offer unmatched comfort.