Best Men’s Base Layer Pants for Winter Working 2021

The best base layer pants help to protect workers during the harsh winter months. When working outside in construction, highway maintenance, hunting, farming and other outdoor occupations we are going to need the warmest layers to perform.

We look at the Best Men’s Base layer Pants for winter working outdoors.

Our top-rated: We liked the Under Armour Men’s HeatGear Armour 2.0

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Thermal Base Layers Comparison

Base Layer PantSizesMaterials
Under Armour Men’s HeatGear Armour 2.0XS – 4XL79% Polyester,
21% Elastane
Carhartt Men’s Force Midweight Classic Thermal Base LayerS – 4XL100% Polyester
MERIWOOL Mens Base Layer 100% Merino Wool Thermal PantsXS – 3XL100% Merino Wool
Duofold Men’s Mid-Weight Wicking Thermal PantS – 2XL60% Cotton,
40% Polester
Amazon Essentials Men’s Lightweight Performance Base Layer Long John PantXS – 2XL36% Polyester,
30% Rayon,
30% Acrylic,
4% Spandex

1. – Under Armour Men’s HeatGear Armour 2.0 Leggings

Our No 1 choice for base layer pants is designed to keep you warm whilst working but comfortable enough to move freely.

Available in a variety of colors, 8 in fact these are a quality base layer pant.

They are tough and durable and ideal for manual workers during the winter months. Construction, highways, those who commute and work outdoors.

The material wicks sweat away and dries really fast and is made from anti-odor technology. This helps regulate the body temperature

The main features of the Under Armour HeatGear Armour 2.0 Pants:

  • Tough and Lightweight .
  • Lightweight but keeps the legs warm
  • 4 way stretch construction allows good movement
  • The material wicks sweat away
  • Seams have been positioned away from areas of high abrasion.

They are comfortable and lightweight enough to wear under your regular pants and keep you warm, they are a quality item.

If you are involved in construction or manufacturing this is a great choice as it is designed to withstand the movements you are exposed to daily.

Under armour are known for their great quality sports an leisure wear and these can also be used for cold nights pounding the track or roads

2. Carhartt Men’s Force Midweight Classic Thermal Base Layer

For those workers who work outdoors in the cold winter months you will know the importance of warm layers.

They are easy to wear under regular work pants or water proof pants. They are designed to keep you warm and dry but also comfortable whilst working.

The base layer pants have been developed using fast dry and rugged flexible technologies which ensure good movement. They also have odor fighting fabric.

These pants have flatlock seams and tagless labels, areas which can rub when working.

Features of the Carhatt Men’s Force Midweight Classic Thermal Base Layer Pant:

  • Waffle knit design traps heat
  • Fast dry wicks away sweat
  • Rugged flex technology allows for ease of movement
  • Smooth seams for comfort
  • Pull on closure

A good all round base-layer pant by Carhatts. These are ideal pants for working outdoors.

3. MERIWOOL Mens Base Layer 100% Merino Wool Thermal Pants

If you are looking for a warm under layer then these 100% Merino thermal wool pants are a great option.

Made with super soft natural Merino wool. Merino wool is grown on Merino sheep and their wool is thinner and softer than regular wool. This ensures that it doesn’t irritate the skin.

The wool helps to regulate the body temperature whilst transporting sweat away from the legs. It also cancels out any body odors.

The benefits of wearing these pants made by such a unique wool ensures that they can be worn in winter months whilst working and they will keep you comfortable.

The Meriwool Men’s Base Layer Pants features:

  • 100% natural material
  • Made with Non itch 18.5 micron Merino wool
  • Breathable
  • Wicks sweat away
  • 5-year manufacturers warranty

We liked these base layers. Not only are they made from a natural product but they provided warm comfortable working conditions.

4. Duofold Men’s Mid-Weight Wicking Thermal Pant

These mid-weight thermal base layer pants are available in four different colours.

They are available in sizes small to XXL

The material blend ensures that moisture levels remain low with anti wick properties.

These pants are made with a blend that allows a soft touch but remain durable. They are mid-weight double layer thermal that will keep you warm in cold weather.

The pants are tag-free for comfort and are made with no-chafe flatlock seams.

They have a convenient front fly and are ankle length with rib knit cuffs.

Features of Duofold Mid Weight Wicking Pants:

  • Pull On Closure
  • Wicks Sweat Away
  • Everyday Warmth
  • Machine Washable
  • Durable

These paints ideal for workers in construction, manufacturing and those partaking in outdoor activities.

They are built to withstand general wear and tear that you may be encountered with.

5. Amazon Essentials Men’s Lightweight Performance Base Layer Long John Pant

Amazon produce their own brand baselayer for men.

They keep you warm at a good price. Ideal for wearing under your regular pants or jeans whilst working or outdoor activities.

The pants are made from a mixture blend of 36% Polyester, 30% Rayon, 30% Acrylic, 4% Spandex

Amazon Essentials Men’s Lightweight Performance Base Layer:

  • Slim Fit. Fits close to the legs.
  • Designed to be worn under regular work pants
  • Lightweight ensures they are comfortable when moving
  • Moisture wicking
  • Retains heat

The sizing on these piar of pants was accurate.

A durable cost effective way of keeping warm. Amazon listen to feedback from customers to fine tune their products over time. This ensures that when you buy you are buying the best version you can.


Keeping warm whilst working outside during the harsh winter months is the number one priority. By being comfortable it enables you to work better without feeling cold and tensing the body.

Using base layer pants under normal work pants or waterproof pants enables workers to cope for longer as they are equipped to tackle wind, snow and ice.

Further Reading

The Toughest Men’s Work Pants

The Best Winter Work Gloves

The Best Work Waterproof Pants

The Best Waterproof Steel Toe Boots

The Best Thermal Baselayer Shirts for Men

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