3 things you should consider before buying sleeping bags

For people who like outdoor travel outdoor sleeping bag is essential. The role of sleeping bags in this season is mainly to keep warm, cold, and waterproof. Sleeping bags are the most affected by the factors of seasonal changes. So how do you pick an outdoor camping sleeping bag? Here is a brief understanding of it.

1. Sleeping bag composition

a. Fabric

Commonly used outdoor sleeping bag fabric is usually polyester or nylon. Differences in texture and density due to the differences. Various aspects of the sleeping bag’s performance are also different. 4 properties are reflected in the fabric: waterproof and moisture-proof, down-proof, wear-resistant, thin, and light. Generally speaking, cheap sleeping bags are made of polyester, while expensive sleeping bags are made of nylon.

b. Filling(down and chemical fiber cotton)

Down sleeping bags.
The advantage is that the same weight is warmer. And the same warmth performance is lighter, durable. But there are disadvantages, that is, expensive, and wet, there is no warmth effect.
Down sleeping bags have a variety of parameters that can be judged. But in the generally dry and cold windless environment, it is enough to see the amount of down filling. 500g of down filling can be a comfortable sleep in a 0-degree environment. Of course, in a comprehensive situation, you also need to consider its fluffiness.

Chemical fiber cotton sleeping bags .
This is a more widely used sleeping bag material that we normally use. It can be used in spring, summer, autumn, and winter seasons. There is a hole in the hollow, four-hole hollow, and seven-hole hollow points. The normal service life of up to more than ten years. The advantage is that at the same temperature scale, the price is much cheaper than that of down. And can be washed many times, easy maintenance. The disadvantage is that the weight is a little heavy.

c. Zipper

In general, not much attention will be paid to the zipper. But when you are in the middle of the night the coldest time, pulling the zipper stuck will be embarrassing. So a smooth zipper can bring a better experience. Although non-essential, the case of sufficient budget can be considered under the zipper.

2. Sleeping bag type

The shape of the sleeping bag is directly related to the sleeping bag’s warmth, sleeping comfort, and volume of your luggage. The common shape of sleeping bags is mainly the following.

a. Mummy type: suitable for cold environments

Mummy-type sleeping bag, also known as the mummy-type sleeping bag. It is understood that this sleeping bag is currently the best international insulation effect of a sleeping bag. The reason why this sleeping bag is called mummy-style is that its shape and the body’s body lines match very well.
This sleeping bag is wider at the shoulders, and then gradually tightens down until the feet shrink to narrow. Moreover, this sleeping bag has a head pocket at the shoulder. This head pocket after tightening, but also can effectively block the cold wind, and cold air. Therefore, to a large extent, it ensures the warmth of the sleeping bag inside.

b. Envelope type: suitable for warm environments

An envelope is a more traditional, commonly used sleeping bag construction. The shape of the envelope sleeping bag is very similar to the envelope we use in our daily lives. Only, it is sealed on the short side of the envelope. And, the envelope on the folded side of the seal has been changed to a drawstring seal.
The width of the shoulders and feet of the envelope sleeping bag is the same. Overall rectangular in shape, so it is also called a rectangular sleeping bag or quadrilateral sleeping bag. Compared to the mummy-style sleeping bag, this sleeping bag is freer and has loose space for movement. Therefore, it is also more comfortable to sleep.

3. Sleeping bag temperature standard

The sleeping bag temperature standard in your choice of sleeping bag is one of the first points you have to consider. We will talk about the international popular temperature standard test: EN13537.

MAXIMUM: the upper limit of the comfort range for high temperatures, measured in a standard test environment for standard healthy men. The sleeping part of the body is not covered sleeping bag and does not sweat too much.
COMFORT: measured in a standard test environment for a standard healthy woman in a relaxed state. Do not feel cold (shivering), and maintain a sense of physical comfort throughout the night.
LIMIT: measured in a standard test environment on a standard healthy male curled up in a sleeping bag. The body did not shiver, and the whole night maintained a sense of physical comfort.
EXTREME: measured in a standard test environment on a standard healthy female, subjected to severe cold weather (shivering). At this point, there is a threat of hypothermia, or even death.

A good sleeping bag can provide a warm and comfortable sleeping environment for wilderness campers. Therefore, You need to make the choice of a sleeping bag according to your own different needs.

1. Sleeping bag composition

a. Fabric

b. Filling(down and chemical fiber cotton)

c. Zipper

2. Sleeping bag type

a. Mummy type: suitable for cold environments

b. Envelope type: suitable for warm environments

3. Sleeping bag temperature standard

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