Ashwin Lewis
Military sleeping bags are designed with functionality in mind, and knowing how to pack them efficiently is a valuable skill. The US Army issues a four-component sleeping bag system, including a stuff sack, a bivy cover, a lightweight liner, and a heavyweight bag. When packing, the sleeping bag liner and the sleeping bag are placed inside the bivy cover, and then this combination is rolled tightly and inserted into the stuff sack. This process ensures the bag is compact and secure, making it easier to carry and store, especially in field conditions. The following paragraphs will provide a detailed guide on how to roll and pack a military sleeping bag system.
How to Roll a Military Sleeping Bag
| Characteristics | Values |
|---|---|
| Surface to roll on | Flat, dry surface, preferably the ground tarp or floor of your tent |
| Sleeping bag position | Lay the bag flat, zipped up, and smooth out to remove air pockets |
| Folding | Fold the bag in half lengthwise |
| Rolling | Roll upward from the foot of the bag, rolling the bag over itself until it forms a short, fat cylinder |
| Straps | Use the attached straps to secure the roll, or use a belt, large rubber bands, or rope |
| Storage | Place the rolled bag into the stuff sack horizontally, ensuring the roll rings are visible from the top |
| Compression | Pull the drawstring on the stuff sack to close it, then sit on top to further compress the bag |
| Tightening | Pull the six adjustable straps up and towards your body to tighten the stuff sack |
| Waterproofing | Use the bivy cover to waterproof the inner components when the sleeping bag is in use |
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What You'll Learn
Fold in half lengthwise
When preparing to roll up a military sleeping bag, it's important to first lay the bag out on a flat surface, preferably a dry surface like the ground tarp or the floor of your tent. Ensure that the bag is zipped up completely, as an unzipped bag will be difficult to roll evenly. Smooth out the bag to remove any air pockets, as these will prevent a tight and even roll.
Now, you can begin the process of folding the bag in half lengthwise. This is a crucial step and will make it easier to roll the bag tightly. Take one side of the sleeping bag and fold it over so that it aligns with the zipper on the other side. Take your time to ensure that the edges are lined up neatly and precisely. This step is important as it reduces the surface area of the sleeping bag, making it more manageable for the rolling process.
When folding lengthwise, imagine you are creating a long, thin rectangle out of your sleeping bag. By folding it in half lengthwise, you are essentially bringing the two long sides of the rectangle together, creating a more condensed shape. This step is particularly important for larger sleeping bags, as it significantly reduces their width, making them easier to handle.
Once the sleeping bag is folded in half lengthwise, you should have a neat and symmetrical shape that is significantly easier to manage. At this point, you can begin the rolling process, starting from the foot of the bag and rolling upwards firmly. Remember that military sleeping bags are often made of slippery materials, so be sure to hold the roll tightly to maintain a tight cylinder.
By following these steps, you will be able to efficiently and effectively roll your military sleeping bag, saving space and ensuring a compact shape for transport or storage. Remember that rolling a sleeping bag is a skill that may take some practice to perfect, but with patience and attention to detail, you will be able to master this technique.
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Roll from the foot
Rolling a sleeping bag is a useful skill for any camper, especially if you want to save space. Military sleeping bags are typically part of a four-component system, including a stuff sack, a bivy cover, a lightweight liner, and a sleeping bag. While some sources suggest simply stuffing the bag into the sack, rolling it can be helpful when space is limited.
To roll from the foot of a military sleeping bag, start by laying the bag on a flat, dry surface. Ensure that the bag is zipped up completely, as an unzipped bag will be challenging to roll evenly. Smooth out the bag to remove any large air pockets and ensure it lies flat.
Next, fold the sleeping bag in half lengthwise. This step may be easier if you first fold the bag with the zipper side facing up, then unfold and fold it again with the zipper on the inside. Once folded, ensure the edges are lined up neatly.
Now, you're ready to begin rolling from the foot of the bag. Firmly roll the bag upward, moving towards the head or zipper side. Continue rolling until you've created a tight cylinder. Use the attached straps to secure the roll, or place it in its storage bag if it came with one.
Remember, rolling a sleeping bag frequently can damage the insulation, affecting its ability to keep you warm. If your bag came with a stuff sack, consider simply stuffing the bag inside, foot-end first, rather than rolling it.
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Smooth out air pockets
Rolling a military sleeping bag efficiently is an essential skill for any outdoor enthusiast. It conserves space and protects the bag for future use.
To smooth out air pockets, start by laying the sleeping bag on a flat, dry surface. Make sure to zip it up completely and smooth it out so any air pockets escape through the head. You can also try to push air pockets out through the hood or the head of the bag. Zip it up completely, as an unzipped bag makes it hard to roll evenly. Smooth out the bag so that you get out as much air as possible, as air pockets will prevent an even, tight roll.
If you are in the backcountry, a wet sleeping bag isn't just uncomfortable, it can be dangerous. Water wicks heat away from your skin much faster than air, so a wet bag can lead to deadly cold temperatures if you aren't careful. Keep your bag in a waterproof bag, or improvise one out of garbage bags if you don't have one.
If you are having trouble getting the bag tight enough, crouch down and use your knees to keep the roll tight and push out air. Then roll up another 2–3 inches (5.1–7.6 cm), using your fingers to get the roll tight, and push some more air out with your knees.
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Use straps to secure
When it comes to securing your military sleeping bag, straps are an essential tool. Most sleeping bags designed for rolling will come with attached straps, but if yours does not, you can use a belt, large rubber bands, or rope as a substitute. Ideally, you should have at least two straps, and they should be positioned roughly one-third of the way from each edge of the rolled-up bag.
If your bag has come with attached straps, they will likely be found near the head of the bag. These straps are meant to be cinched around the rolled-up bag and then tightened to keep it securely rolled. It is important to ensure that your bag is rolled tightly and securely, especially if it is made of nylon, as this fabric can be slippery, and you want to avoid it unrolling accidentally.
If you are using a substitute strap, such as a belt or rope, you can still achieve a secure roll by tightly wrapping the strap around the bag and then tying it off. Ensure that the strap is tight and secure before storing your bag.
When using straps to secure your military sleeping bag, it is important to remember that rolling a bag frequently can damage the insulation, affecting its ability to keep you warm. Therefore, it is recommended to only roll your bag when necessary and to store it in a loose manner when possible. Additionally, always ensure that your bag is clean and dry before rolling and storing it, as moisture can lead to discomfort and dangerous temperature changes.
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Store in a dry location
Military sleeping bags are designed to be durable. However, they still need to be stored properly. When storing your military sleeping bag, keep it in a cool, dry location away from direct sunlight. Avoid damp basements and unheated spaces like garages and attics. If no outdoor space is available, hang the bag in a dry, temperature-controlled indoor area.
Before storing your military sleeping bag, it's important to give it a thorough cleaning. Body oils, sweat, dirt, and grime can build up on the outer fabric and insulation fibres over time. Wash your sleeping bag before putting it in storage for long periods of time. However, do not wash it too frequently. Most top-loading washers today are safe for washing military sleeping bags. Dry your sleeping bag at a low temperature, as high temperatures can melt the sleeping bag material.
When drying your sleeping bag, you can add several tennis balls to the dryer. This helps fluff up the insulation as the bag dries. It is best to air-dry a sleeping bag on a flat surface, such as by draping it over a drying rack. If you must hang the bag to dry, make sure it is hung in multiple spots so the insulation doesn't clump in one area.
Once your bag is clean and dry, loosely pack it into a cotton or mesh sleeping bag storage sack. This allows for a free flow of air. If your bag did not come with a large storage bag, you can use a king-size pillowcase. Place the bag on a high shelf in a completely dry cupboard or room for the best ventilation. Avoid fully sealed containers, as they can cause condensation, leading to mould growth.
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Frequently asked questions
Lay the sleeping bag on a flat, dry surface. Zip up the bag and push out any large air pockets. Smooth out the bag to get rid of as much air as possible.
Fold the sleeping bag in half lengthwise. Fold one side over so that it lines up with the zipper. Make sure the edges are lined up.
Most military sleeping bags come with attached straps that can be used to keep the bag rolled. If your bag does not have straps, you can use a belt, large rubber bands, or rope.
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