The 9 Best bivi Bags (2023 reviews)

The atomic bear bivi bag is capable of outshining several other bag featured in this list in overall features. Your bivy's whistle can be heard up to 1 mile away in perfect conditions. In cold temperatures the space blanket technology inside reflects up to 90% of your thermal body heat and seals it in. It is made of 26 um thick tear-resistant polyethylene. It works even better if you cover it up with dirt or sand. It is easy to store away and doesn't take up much room.

It is hot with a lot of sunlight, flip the emergency bag inside out to use the reflective surface against the sun. The indestructible heat sealed seams won’t let anything in, keeping you warm and alive. It is great to keep in the car for colder climates.

Why We Like This:

Very light weight very compact, easy to place in jacket, glove compartment etc
Great to have for winter emergencies
Is light weight for picking the trails
Perfect for a bug out bag

Best For backpack: Zmoon bivi Bag

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The zmoon bivi bag gives the top-tier bag a run for their money by offering flagship specs at a much more affordable price. This is the new warm sleeping bag, the most portable and lightweight design. It measures 80 x 35 inches, enough to cover any adult body. It folds up into the small bag which fits in your hand. It can be used in low temperature areas, and can maintain your body temperature. It is suitable for outdoor camping and hunting, emergency shelter or car emergency.

This affordable set is enough for you to reuse for a long time, just really save your money. It is suitable for all kinds of emergency situations in winter. Very useful in a survival situation, the bag also can be used to keep you out of the sun by breaking a seam and using it like a tarp, see the pictures.

Why We Like This:

Handy thing to carry in the backpack
Good brand reputation

Best For personnel Use: Leberna bivi Bag

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The Leberna emergency survival mylar thermal sleeping bag can increase your chances of survival in all weather, all seasons and all circumstances. It is double-sided mylar, so it is effective at reflecting heat both inward and away. Being able to get inside the bag makes this one useful for those wet, rainy days. Another feature that is not commonly mentioned is that leberna foil emergency sleeping bags will also keep your body temperature stable in case you find your self in an emergency under the hot scorching sun by deflecting the heat from the sun when used as a shelter.

It is reusable, waterproof and windproof. It is stored in one carry bag with draw string. It is replacing/complementing and it's a good weight for a bag, and light (not ultra light) backpacking. This is a great emergency blanket to carry in your car.

Why We Like This:

Light and compact, perfect for survival kits
Fits in the palm of your hand
Good brand reputation

Best For hunting: Mezonn bivi Bag

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The mezonn bivi bag should be able to handle its purpose and duties with ease. It can be easy to find when you have an emergency sleeping bag, and the mezonn emergency heat-resistant mylar bag is perfect for all emergencies. It can be put in a backpack, or placed in a side pocket and hung on a backpack. The emergency blanket can keep everything dry in the event of sudden rain or snow, you can wrap your body to keep warm, or lay it on the ground for waterproofing or moisture-proofing. The corners are cut open on the end.

The material ensures a tear-resistant, windproof and waterproof sleeping bag. It can also perform other functions, such as emergency blankets, awnings, emergency sleeping bags, floor mats, rescue or distress beacons, ponchos, awnings or sunshades. It folds easily and is much less noisy.

Why We Like This:

Very light, can be put into the car, become the security of your travel
Thin thickness of 28um make it surprisingly strong
Delivers what they promise

Best For Use: DIBBATU bivi Bag

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This thermal sleeping bag keeps in a small bag, easy to carry and store, you can carry and store it in any place, and also you can reuse if you want. The Emergency sleeping bag can be used as a sleeping bag liner to keep your body temperature. They don’t breath and water will condense on the inside after hours of use. They come packaged well and come in little bags. It is, but it is durable, and can be used several times over and over. These are thin which makes them very compact. It includes 2/4 pack survival sleeping bags.

Why We Like This:

Very light and small, the emergency blankets weighs about 4 oz
Small light easy to carry, so no excuses
Delivers what they promise

Best For most extreme weather scenarios: prepared Hero bivi Bag

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The prepared hero bivi bag is suitable and reliable and fits well with your regular usage. This layer does a phenomenal job of reflecting heat back, allowing your body to retain/build heat. Because it's water proof, this is the only way you'll ever get all the air out and the bag back in its tiny soda can size. The tube-like form of this particular item provides better convection heat loss protection versus a regular blanket-type form. It reflects approximately 90% of the body's heat back to prevent excessive temperature loss and hypothermia, keeping you warm despite the temperature outside.

These sacks are very multi-useful. In addition to keeping you warm, they can also be slit open and strung with the reflective side upward to offer emergency shade. These would be a perfect option for your emergency or survival kits.

Why We Like This:

Each one is smaller than a can of soda, and super lightweight
Come in really small packages for space saving
A great find for emergency preparedness

Best For campers: Emergency USA bivi Bag

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Compared with other bag in this category, the emergency usa bivi bag has a convenient design. This “sleeping bag” comes in a nylon drawstring pouch, something that makes it really compact and protects you from rain or snow. It has thermal insulation technology and is lined inside with mylar material. It includes a handy whistle and a compass which is handy for those who know how to use one. The waterproof material keeps you dry and protects you from rain or snow.

This is the same material that blankets are made from, and it reflects 90% of your body heat back to you. The survival bag keeps you warm and dry in an emergency situation. It is good for campers, hikers preppers, survivalists, or the home emergency kit. The emergency sack comes in a handy carry bag that is super small and easy to fit into your backpack.

Why We Like This:

Easy to carry, compact, great for camping
Very light and easy to carry
Perfect size for a bug-out bag

Best With Bug net: Sierra Designs bivi Bag

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We would, of course, be remiss if we didn't mention sierra designs bivi bag for daily purpose. It's roughly the size of a foam football when packed. A guy out point just below the secondary opening allows you to lift the bivy up off of your face, increasing space inside and allowing for increased airflow, all to increase comfort. It features a secondary mesh panel that opens up to increase airflow if the weather is cooperating. It's water-tight. It's showerproof rather than fully waterproof. It is perfect for back pack hunting.

Why We Like This:

New and hot release
Lot of satisfied buyers

Best For hunting Emergency Shelter: YDYJKI bivi Bag

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Emergency sleeping bag can be used as a sleeping bag liner for mylar blankets survival gear survival blanket to keep your warm. It includes 2 pack survival sleeping bags. It is durable, tear-resistant and weather-resistant and reflective interior reflects up to 90% of your body heat to keep you warm and dry. Seam-sealed edges keep wind, rain, and snow out bright orange color maximizes your visibility to rescuers.

The thermal sleeping bag keeps in a small bag, easy to carry and store, and also can reuse if you want. It is also ideal for a winter survival kit, emergency kit, or bug out bag supplies. The reusable thermal bivy sack folds up into waterproof stuff sack lightweight. It is engineered for survival featuring a compact, lightweight design and highly durable materials.

Why We Like This:

A must-have tent camping gear when camping, hiking
One of the new comers and featured product