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November 14, 2022

4-season sleeping bag - The winter sleeping bag for the whole year?

4-season sleeping bag for the glacier

Is a 4-season sleeping bag a winter sleeping bag?

In summer, a 4-season sleeping bag is mainly used in higher regions or areas where temperatures can drop significantly even in summer. In summer, the temperature can also drop below 0 in higher mountain regions. If you spend the night on a glacier in summer and have ice underneath you, the question of which sleeping bag to use becomes obsolete - to avoid freezing on this adventure, you absolutely need a warm 4-season sleeping bag and, above all, good insulation from below - i.e. a sleeping mat.
So the answer to the question is yes and no!

Some manufacturers also refer to it as a 5-season sleeping bag. However, this refers to the same model as a 4-season sleeping bag.

What does 4-season sleeping bag mean?

Under certain conditions, a 4-season sleeping bag is suitable for use all year round .

Above all, a year-round sleeping bag must also be usable in winter. This means that
its insulation must be able to cover temperatures from -17°C to +4°C. In other words, the comfort temperature should be around -10 °C. You can find out what is meant by comfort temperature in our blog post: "Winter sleeping bag for outdoor use, help with buying a sleeping bag" to read more.

4-season sleeping bag in summer

As the name suggests, the 4-season sleeping bag can be used all year round - under certain conditions.

How long should the zipper of a 4-year-old sleeping bag be?

The 4-season sleeping bag needs both very good insulation and sufficient ventilation so that it doesn't get too warm on warmer nights. The zip of the sleeping bag should therefore be openable up to ¾ of the sleeping bag length if possible or even longer.

Zipper length on the sleeping bag

The zip of the sleeping bag should be openable up to ¾ of the sleeping bag length if possible.

What else is important when buying a 4-season sleeping bag?

In addition to the temperature specification, it is worth investing time in choosing the right size and shape. The best-known and most common form of all-season sleeping bag is the mummy sleeping bag. It is cut close to the body from top to bottom and has a hood. Some models also have a neck warmer. Due to the close-fitting cut to the body, this sleeping bag retains body heat most efficiently compared to other types of sleeping bag and also has a small pack size. 

Other details you should pay attention to when buying are, for example, the chamber construction, the quality and origin of the down and whether the outer material is water-repellent and/or windproof.

If your sleeping bag is connectable, you can zip it to your partner's and the two of you can sleep in it together.

Hood and collar on the winter sleeping bag

Hood and collar are essential for a 4-season sleeping bag.

Important: The thickest and most insulating sleeping bag will only work if you have a well insulating base. Most of the heat is lost through the ground.

Guidelines and features of good 4-season sleeping bags

  • A sleeping bag for four seasons must be able to cover temperatures from approx. +4 °C to approx. -16 °C.
  • The shape is adapted to the body: Mummy sleeping bags or egg-shaped sleeping bags.
  • Synthetic fiber sleeping bags are for wet and humid climates.
  • Low weight
  • Down is for dry cold/regions and has a smaller pack size.
  • Look out for the designation 4-season sleeping bag or 5-season sleeping bag.
  • Small pack size (compression)
  • Easy to operate
  • Different sizes: Choose a sleeping bag length according to your size.
  • Robust upper material
  • Sustainable or recycled down 
small pack size winter sleeping bag

This sleeping bag has a very small pack size. Down can be compressed very well and therefore achieves an even smaller pack size.

Related blog posts

Winter sleeping bag outdoor range

Sac de couchage d'hiver pour températures extrêmes | -15°C

If you don't want to give up your adventures in the open air, even during the frosty season, you need a quality winter couch bag. It protects you effectively from the frost and ensures a repairable night's sleep.

  • Mais comment reconnaître un bon sac de couchage outdoor pour les températures extrêmes ?
  • Is the model you already have sufficient?

You will find all this information and much more in the following article. We'll show you what you need to watch out for when buying and when it comes to health issues, materials and temperature levels, and give you some important life tips. Does it have a passionate air? It really is! Then, it's parti !

Quand ai-je besoin d'un sac de couchage d'hiver ?

Un sac de couchage chaud en hiver est un must-have absolu. C'est certain. Mais dans quelles autres situations en as-tu besoin ?

  • Hiver froid en plaine
  • Toutes les saisons en montagne (où il peut faire très froid même en été).
  • En cas de nuitées dans des cabanes non chauffées
  • Si tu as rapidement froid et que tu es facilement épuisé(e)
  • Si tu souffres d'hypothyroïdie
  • Even the very lightest people use a comforter bag, and only in the winter.

Sac de couchage d'hiver de ALPIN LOACKER

What are the criteria to take into account when buying a winter couch bag?

In order for your outdoor couch bag to provide you with good service in the winter, you must take the following criteria into account before purchasing :

  • Taille : Un sac de couchage d'hiver pour hommes et femmes ne doitêtre ni trop grand ni trop petit. It is important that you can stretch out comfortably. However, make sure that there is not too much "air" on the sides so as not to compromise thermal performance.
          
  • FormeC'est pour cette raison que tu dois aussi faire attention à la forme. A momie couch bag has a shape close to the body. It also offers you better insulation than the couch bags in the shape of an eye or the rectangular couch bags.
     
  • Dimensions de rangementLadimension de rangement est également importante. This is one of the reasons why a comforter bag is more suitable for the winter than other models. You can transport it more easily in your bag à dos thanks to its small size.
     
  • Poids : It's the same for the weight. Due to the use of a comforter, these models are less heavy on the balance. Our Down Pro sac de couchage en comforter 4 saisons ne pèse que 1520 g dans sa version 170 cm. Ce sac de couchage d'hiver pour hommes et femmes is therefore particulièrement facile à transporter.
     
  • Matériau : Les sacs de couchage en fibres synthétiques sont certes particulièrement faciles d'entretien et sèchent rapidement grâce aux matériaux utilisés. However, their thermal performance is very poor. C'est pourquoi nous te recommandons un sac de couchage en comforter pour l'hiver.

    Notre sac de couchage en comforter 4 saisons n'est pas seulement bien chaud, il est aussi respirant et 100 % sans substances nocives. The nylon Ripstop 20 D outer material, as well as the durable comforter cover, is absolutely respectful of the environment and your skin. So you can enjoy the comfort of sleep that you deserve: the best.

     
  • Cost : Nowadays, the cost factor naturally plays an important role. The synthetic fiber couch bags are certainly less expensive than a natural product such as a comforter. However, don't forget that a soft sleeping bag in winter is more important than any other piece of equipment. Even more so, you can use a high-quality comforter bag for several years if you take good care of it.

    As a result, the cost of purchase is very low. In fact, while less expensive models often suffer an extreme loss of heat after the second season, our Down Pro 4 will keep you comfortable for several years.

Que signifie la plage de température pour les sacs de couchage ?

There are up to three different temperature indicators thatyou will find on the couch bag:

1. température de confort :
Cette valeur est calculée pour une "femme normale" (25 ans, 60 kg, 1,60 m) qui n'a tout juste pas froid. As an example: In a sofa bed with a comfort temperature of 0°, it is still possible to sleep comfortably without being cold.

2. température limite :
Cette valeur indique la température à laquelle un "homme standard" (25 ans, 70 kg, 1,73 m) n'a pas froid dans son sac de couchage.

3. plage de température selon la saison :

  • Sacs de couchage d'été : température de confort supérieure à 12 °C
  • Sacs de couchage trois saisons : température de confort jusqu'à 0 °C
  • Sacs de couchage d'hiver : température de confort inférieure à 0 °C

Les sacs de couchage d'hiver sont-ils automatiquement plus lourds que les autres modèles ? 

"No", in fact. This depends largely on the materials used. In fact, the sofa bags are made of both synthetic fibers and comforter.

A comforter is a small , delicate plume with a thick quill and branches of very thin and long plumes, arranged in a circle. They are found under the plumes of the cover of the birds. The comforter is much lighter than the synthetic fibers and it is proportionally more messy than the latter.

Fibres synthétiques nécessite en effet beaucoup de matière supplémentaireLe comforterest un matériau qui ne peut pas netre utilisé pour obtenir la même température de confort que le comforter.

This means that a duvet cover made of synthetic fibers is more and more expensive to achieve the same insulating properties. A comforter bag is therefore often more adaptable in winter.

Dormir en plein air avec le bon sac de couchage d'hiver

Pourquoi un sac de couchage en comforter est-il le meilleur pour l'hiver ?

As you know, the comforter has a special capacity. Despite their lightness, they offer excellent heat. That's why they are perfect for thermal insulation in men's and women's winter sleeping bags.

de haute qualité Duvet d'oie et de canard assurent la meilleure isolation thermique par rapport au volume et au poids. The soft lining is very light, soft and very compressible.

As you have already seen, it offers the following advantages:

  • Les sacs de couchage en comforter ne sont pas seulement plus légers par rapport aux sacs de couchage en fibres synthétiques, pour une même capacité d'isolation.
  • They are also more compressible and therefore have a lower weight.

The rule is as follows

If chaleur, weight and encombrement are important criteria, it is preferable to opt exclusively for comforter bags.

The site climat de sommeil dans un sac de couchage en comforter est beaucoup plus agréable, car les petites plumes duveteuses sont très respirant et sont également excellentes absorbent l'humidité du corps peuvent utilisés. The only drawback of the comforter is that it loses its insulating power when it is muffled. The comforter sags and sags.

If you use your comforter cover in winter at negative temperatures, you don't have to worry. In principle, you don't need to use a comforter bag when it's cold. This is also true in the case of heavy rosé formation.

You may be asked to comment on how to generally avoid the formation of puddles.

Expert advice: In winter and all other seasons, clean your outdoor couch bag well after putting it up and leave it to dry, preferably by leaving it out in the sun. If there's no sunshine in sight, simply choose a sunny spot.

Spécial - Comparaison des sacs de couchage :

ALPIN LOACKER Down Pro sac de couchage en comforter 4 saisons & Deuter Astro Pro 1000 sac de couchage en comforter

 Caractéristiques
ALPIN LOACKER Down Pro 4
Deuter Astro Pro 1000
Spécifications
-10°C
-12°C
Température de confort
-15°C
-21°C
Season
Sac de couchage 4 seasons
Sac de couchage 4 seasons
Poids sans rangement
1620 g (version 195 cm) L
1500 g (185 cm version) R
Domaine d'utilisation
Trekking, randonnée en haute montagne
Trekking, haute montagne
Propriétés matérielles
hydrofuge
hydrofuge
Rapport de mélange
90/10 duvet/plumes
90/10 duvet/plumes
Pouvoir gonflant
750 cuin
650+ cuin
Matériau de remplissage
comforter de canard blanc 1000 g RDS (Responsible Down Standard)
comforter de canard gris 1000 g
Dimensions d'emballage
ø 23cm x 32cm
ø 23cm x 42cm
PFC free* (sans PFC)
oui oui
Matériau principal
100 % nylon ripstop 20D recyclé (PA)
20 D Ripstop PA (polyamide)
Featueres
comforter hydrofuge DowntekTM sans PFC comforter hydrophobe, de sorte que le sac de couchage reste chaud même lorsqu'il est mouillé
comforter hydrofuge DWR Durable Water Repellency sans PFC
Convient pour unisex unisex
Construction
Sac de couchage momie
Sac de couchage momie
Extras
capuche réglable (design de la capuche parfaitement adapté à la tête) sac de compression, filet de rangement (en cas de non-utilization prolongée)
Collier chauffant, capuche réglable, sac de compression, poche intérieure, boîte à pieds 3D, sac de rangement inclus
Certificates
Norme Responsible Down
Certified Animal Welfare
Bouton vert
Produit Bluesign

 

*PFC - Que sont les PFC? 

PFC est une abréviation de produits chimiques per- et polyfluorésLeterme "perfluorocarbone" désigne les substances chimiques perfluorées, également connues sonues sous le nom de PFAS (substances alkyles per- et polyfluorées) ou PFT (agents de surface perfluorés).

This group of substances comprises more than 3000 different substances. PFCs do not exist in the natural state. From a chemical point of view, the organic compounds are made up of carbon chains of different lengths in which the hydrocarbon atoms are totally (perfluorinated) or partially (polyfluorinated) replaced by fluorine atoms.

PFCs are not easily degradable and therefore remain in the environment for a very long time. Some PFCs accumulate in the environment and in organisms and also have negative effects on human health.

Conclusion

On quels critères What are the criteria to take into account when buying the ideal couch bag? In principle, it's simple: the best couch bag is the one with the smallest dimensions of range and the lightest weight .

If it also has a robust and waterproof nylon ripstop, you're on the right track.

Do you already know the main maintenance tips for comforter bags? You'll find them in our blog article:Laver son sac de couchage en comforter " Conseils & instructions pas à pas 

FAQ

What do I need to be aware of when I'm wearing a winter couch bag?

Pas de doute : a good chaud bag de couchage en hiver vaut son pesant d'or. In order for you to enjoy it for a long time, you need to leave your couch bag in the comforter as much as possible. If it also needs to be washed, you must first check that it is not damaged.

Sur Trous et déchirures il ne faut pas laver un sac de couchage d'hiver pour hommes et femmes, mais d'abord le faire examiner par un spécialiste. réparer par un spécialiste. If no damage is visible, remove all fastenings (except for any leaks) and return your winter footwear bag on the left side after it has been properly inspected.

Un sac de couchage en plumes peut être en aucun cas ( !) dans la machine à laver ne doivent pas être lavés. The flocons de comforter s'agglutinent et n'offrent plus aucune capacité thermique.

Put your favorite bag for adults (and children) in a water-filled one with a little bit of water to keep it dry or to keep it clean. La baignoire ou une grande bassine sont idéales pour cela.

Rince-le ensuite sous l'eau courante et étends-le pour le faire sécher. Do not eat the comforter and do not do any other things of this kind. It is preferable to evacuate the water with caution so as not to damage the comforter.

Existe-t-il des sacs de couchage pour enfants spécialement conçus pour l'hiver ?

Oui, il existe des sacs de couchage d'hiver adaptés non seulement aux adultes, mais aussi aux enfants.

Quels sont les vêtements que l'on porte dans un sac de couchage d'hiver ?

In order to optimize the thermal performance of your outdoor couch bag in winter, you should only use thermo-regulating garments. The coton and synthetic materials are to be prescribed.

Our experience has shown us that in Vêtements en mérinos un confort optimal confort de sommeil de la chaleur. Thanks to its thermoregulation capacity, this natural fiber offers excellent thermal performance. What's more, it is inodorous, breathable and non-breathable.

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