Last updated: August 23, 2021

The pants are the most essential piece of clothing for a man. However, they also come in a special form. The long johns for men are the perfect complement for the cold temperatures.

Long pants for men are special pants for men. Whether as long thermal pants for sports or as long fabric pants for skiing holidays - long pants for men always keep you nice and warm. Our buying guide tells you everything you need to know about long johns for men.

The Best Mens Long Johns: Our Picks

Buying criteria: What to look for when buying men's long johns

Men's long johns are the ideal additional thermal protection under your trousers. They keep your legs perfectly warm on a ski holiday or even in the cold winter. However, there are some important criteria that you should definitely consider before buying long johns for men.

These are the following buying criteria:

  • Material
  • Size
  • Comfort
  • Thickness and insulation

The following sections will explain these buying criteria to you in more detail.


The most important purchase criterion when buying long johns for men is the material from which they are made.

There are different materials. Most men's long johns are made of cotton, nylon or polyester.

The most important thing is to find out which material is most comfortable for you. Depending on your personal feeling, you should choose the right material.

It is also important that you choose products with the finest possible material. This is very important for the durability of the men's long johns.


Size is also a very important purchase criterion when choosing your long johns for men.

Men's long johns are usually available in the classic dress sizes S to XL. However, they can also be smaller or larger, depending on the manufacturer.

It is important to make sure that your men's long johns are not too small or too big. Otherwise, they may be too tight and pinch too much, or they may be too loose so that they do not hold firmly.

However, personal preference is also important when it comes to long johns. You have to decide whether you like it looser or tighter.


The comfort of your men's long johns is the most important purchase criterion for daily use. Only if the long johns fit comfortably are they suitable to be worn for a longer period of time.

The wearing comfort is particularly made up of the interaction of material and size. The material should feel pleasant to you and be comfortable to wear. The size should also fit you perfectly. The long johns should be tighter or wider fitting, according to your taste.

Furthermore, when buying your men's long johns, you should make sure that there are no scratchy seams or slips inside that will affect your comfort.

Thickness and thermal insulation

Another important purchase criterion is the thickness and the associated thermal insulation of the long johns for men.

Since the long johns are always used when you are in cold temperatures and should provide extra thermal insulation exactly then, it is especially important that you make sure when buying that the long johns are thick enough and keep you properly warm.

Men's long johns: The most important questions answered

To help you choose the right long johns for men, we have answered the most important questions on the subject for you.

What are long johns for men and what do you need them for?

Long johns are a variant of pants. However, they are not worn instead of normal pants, but in addition.

Long johns are thin trousers that do not look stylish but are worn under normal trousers.

Their only function is to provide extra insulation, which is why they are often worn when skiing or on winter holidays.

What types of men's long johns are there?

There are some small differences in men's long johns. Below we have compiled the two most important types of long johns for men.

  • Fabric long johns: On the one hand, there are fabric long johns. This is the thicker model, which is primarily designed to provide protection from the cold. These men's long johns are usually made of simple fabric, such as cotton or polyester.
  • Long thermal pants: The long thermal pants are mostly made of nylon. Their additional function is breathability. These models are suitable for sports. They are also usually not as thick and therefore not as thermally insulating as normal long pants made of fabric.

How thick should men's long johns be?

The thickness always depends primarily on the area of use of your long johns. However, it is not only the thickness that is crucial for thermal insulation. The fabric the long johns are made of is much more important.

The thickness you need depends on your personal purpose. If you only need a little extra thermal protection for sports, thinner thermal long johns are recommended.

For skiing holidays, where you expect high minus degrees, a thicker fabric long john is recommended.

How do I clean and care for my men's long johns?

Cleaning your men's long johns is pretty simple. Since long johns do not have any special prints, you can always wash them in the washing machine at almost any temperature.

However, it is important to read the label inside the men's long johns or on the package and follow the manufacturer's specific instructions.


Men's pants are the most important item of clothing for men. With long pants you also get additional protection from the cold. No matter if you are on a skiing holiday or doing sports. The long johns offer you perfect thermal insulation.

As long thermal pants, long pants offer an additional style element. The fabric version just keeps you perfectly warm. In any case, men's long johns offer perfect thermal insulation for you.

(Image source: James Barr / Unsplash)

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