
Sleeping bags should be washed either by hand or in a front-loading washing machine on a gentle cycle. The slider of the zipper can snag or break during the wash cycle, so it is recommended to unzip the bag before washing it. However, some sources recommend zipping up the bag before washing to prevent damage to the zippers and to prevent cleaning agent residue from collecting inside the bag.
Characteristics of leaving a sleeping bag zipped when washing
| Characteristics | Values |
|---|---|
| Prevents damage to zippers | Yes |
| Prevents damage from zippers | Yes |
| Avoids cleaning agent residue in crevices | Yes |
| Washer/Dryer type | Commercial or hand washing and air drying |
| Wash cycle | Delicate/Gentle |
| Water temperature | Warm |
| Rinsing | Twice or more |
| Support when removing from washer | Support the entire bag |
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What You'll Learn

Zip up to wash, unzip to dry
When it comes to washing and drying your sleeping bag, there are a few things to keep in mind to ensure you don't damage the bag or the zipper. Firstly, it's important to familiarise yourself with your bag's zipper and practice using it before your camping trip. This will help you avoid yanking on the zipper and accidentally tearing the fabric when you're trying to zip it up in a dark tent.
Now, when it comes to washing your sleeping bag, the general consensus is to zip it up before placing it in the washing machine or starting to hand wash it. Zipping it up will prevent damage to the zipper and prevent the slider from snagging or breaking. It will also prevent cleaning agent residue from collecting inside your bag. However, some people suggest that you may want to unzip your sleeping bag if you're using a commercial washer and dryer, as the washing process is unlikely to damage a quality zipper.
When it's time to dry your sleeping bag, it's best to unzip it. Drying a zipped-up sleeping bag can be ineffective and time-consuming, especially if you're air-drying it. Moreover, if you're machine drying your sleeping bag, an unzipped bag will ensure that all parts of the bag are adequately dried.
Remember, it's always a good idea to consult your bag maker's instructions for washing and drying to ensure you're caring for your sleeping bag in the best way possible. Additionally, it's recommended to wash your sleeping bag at least once a year, especially before storing it away for an extended period, to prevent body oils and grime from compromising its insulation and freshness.
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Zip up to prevent damage to zippers
When it comes to washing a sleeping bag, there are a few things to consider to ensure it stays in good condition. One important consideration is whether to zip or unzip the bag during the washing process.
While some people recommend unzipping the bag to prevent the slider from snagging or breaking, others suggest keeping the bag zipped to prevent damage to the zippers and to avoid cleaning agent residue from collecting inside.
One approach is to zip up the sleeping bag before putting it in the washing machine. This helps to protect the zippers from potential damage during the wash cycle. It is also advisable to select a delicate wash cycle with a low temperature, ideally no higher than 40°C or 100°F, and to include an extra rinse cycle to ensure that any cleaning agent residue is thoroughly removed.
However, it is important to note that leaving the bag zipped during washing may not be suitable for all sleeping bags or washing machines. Some people suggest that for commercial washers and dryers, it may be better to unzip the bag to prevent any damage to the zippers. This is because commercial machines may have more powerful agitation or spin cycles that could potentially damage the zippers.
Ultimately, the decision to zip or unzip a sleeping bag during washing depends on various factors, including the type of sleeping bag, the washing machine used, and personal preferences. It is always a good idea to consult the bag maker's instructions or seek advice from experts or other users with similar sleeping bags.
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Unzip to prevent the slider from snagging or breaking
When it comes to washing a sleeping bag, there are a few things to consider to ensure the bag is cleaned effectively while also preventing any damage to the bag or its zippers. One important consideration is whether to leave the sleeping bag zipped or unzipped during the washing process.
Unzipping the sleeping bag completely before washing is recommended to prevent the slider from snagging or breaking. This is especially important for sleeping bags with two-way zippers, which can be prone to snagging or coming apart. By keeping the bag unzipped, you reduce the risk of the zipper getting caught on the fabric or other parts of the zipper and causing damage.
Additionally, leaving the sleeping bag unzipped allows for more thorough cleaning. It enables the water and detergent to circulate inside the bag more effectively, ensuring that all areas are properly washed and rinsed. This helps to prevent the build-up of body oils, dirt, and grime, which can compromise the insulation and freshness of the sleeping bag over time.
However, there are differing opinions on this matter. Some people suggest zipping up the sleeping bag before washing to prevent damage to the zippers and to prevent cleaning agent residue from collecting inside the bag. This is particularly recommended for lower-quality sleeping bags, where the washing process may be more likely to damage the zippers.
Ultimately, the decision to zip or unzip the sleeping bag during washing may depend on various factors, including the quality of the bag, the type of zipper, and the washing machine being used. It is always a good idea to consult the bag maker's instructions for specific care guidelines.
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Zip up if washing by hand
If you are washing your sleeping bag by hand, it is recommended that you zip it up. This is to prevent damage to the zippers and to prevent damage from the zippers. For example, if the sleeping bag is not zipped up, cleaning agent residue may collect in the crevices of the bag.
When hand-washing a sleeping bag, it is recommended that you use a bathtub. Fill the tub with water and knead the bag to force the water through it. Continue doing this until there are no more suds. Then, carefully roll up the sleeping bag to squeeze out the water. Refill the tub with clean water and repeat the process until all the soap is gone. You can then turn the sleeping bag right-side out and squeeze out the excess water again.
It is important to be gentle when hand-washing a sleeping bag, as the fabric can be delicate. It is also important to use the correct type of soap. For synthetic bags, use a technical cleaner like Nikwax's Tech-Wash. Avoid standard laundry detergent, as this can lead to clumping or reduced loft, or it may leave a film that acts as a hydrophobic agent. For down sleeping bags, use a down soap, which is very mild and will rinse out without leaving residue. Avoid conventional laundry detergents or 'active wash' products because of the harsh detergents, fillers, and brighteners they contain.
It is recommended that you wash your sleeping bag at least once a year, at a minimum. If you are using your bag more frequently, you may want to wash it more often. It is a good idea to wash your bag before storing it at the end of the season or for an extended period of time.
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Unzip if using a commercial washer and dryer
When it comes to washing and drying sleeping bags, there are a few things to consider to ensure the bag is cleaned effectively while also avoiding any potential damage. One common question is whether to zip or unzip the bag during these processes.
While some sources recommend zipping up the bag before washing to prevent damage to the zipper and from the zipper, others advise against this, particularly when using a commercial washer and dryer. Unzipping the sleeping bag when using a commercial washer and dryer is recommended for several reasons. Firstly, it allows for more thorough cleaning and rinsing of the bag. The larger capacity of commercial washers ensures that the bag is thoroughly rinsed and cleaned. Keeping the bag zipped during washing may create pockets where cleaning agent residue can collect, leading to an ineffective wash.
Additionally, the high temperatures and agitation of commercial dryers can be intense for sleeping bags. Unzipping the bag allows for better air circulation and prevents the bag from retaining too much heat, which could potentially damage the fabric or other components. It is essential to consult the bag maker's instructions, which often recommend washing in warm water on a gentle cycle and rinsing thoroughly to remove any cleaning agent residue.
When using a commercial dryer, it is advisable to set it to a lower temperature or a gentler cycle to avoid potential damage to the sleeping bag. If a dryer is unavailable, it is possible to air-dry the bag, but it should not be left in direct sunlight for an extended period, as UV light can degrade the fabric over time. Turning the bag inside out to dry can help any moisture evaporate more effectively.
In summary, when using a commercial washer and dryer, it is advisable to unzip the sleeping bag to ensure thorough cleaning and rinsing and prevent residue buildup. Additionally, the high temperatures and agitation of commercial dryers can be intense for sleeping bags, so unzipping the bag allows for better airflow and temperature regulation to avoid potential damage.
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Frequently asked questions
It is recommended to zip up your sleeping bag before washing to prevent damage to the zipper and damage caused by the zipper. However, some people recommend unzipping the bag to prevent the slider from snagging or breaking.
If you are handwashing your sleeping bag, it is generally recommended to unzip the bag to avoid any snagging or damage to the zipper.
Yes, it is recommended to use a technical cleaner designed for synthetic materials, such as Nikwax's Tech-Wash. Avoid using standard laundry detergent as it can cause clumping, reduce loft, or leave a hydrophobic film.
It is generally recommended to wash sleeping bags in warm water on a gentle cycle. The water temperature should not exceed 40°C / 100°F, and it is important to rinse the bag at least twice to thoroughly remove any cleaning agent.
After washing, gently squeeze out the excess water from the sleeping bag. It is important to support the entire bag when removing it from the washer to avoid straining and ripping the seams. Sleeping bags should be dried thoroughly, with synthetic bags taking at least an hour and down bags taking several hours to dry.











































