Best 0 Degree Rectangular Sleeping Bags for 2019


Our review process

Our team has gathered, researched, and analyzed information on more than 800 different kinds of sleeping bags in order to show you our highest scoring sleeping bags. We then further sub-categorized them and looked more specifically at 9 different 0 degree rectangular sleeping bags. In our research, we considered a variety of different key features among the 28,000 different data entries and combined it with customer reviews to inform you of the top 0 degree rectangular sleeping bags available on the market. But don't just take our word for it, check out some of the pros and cons of some of the main specs.

If you are planning a trip and looking for a new 0 degree rectangular sleeping bag, you're in the right place. 0 degree sleeping bags should keep you comfortable down to 0°F, but remember that this doesn't account for variables such as layering, what you're wearing, and various other factors. With advanced technology like Thermotech insulation, they are engineered to keep you warmer for longer. They have an easy access design, so you don't have to struggle with the zipper while dealing with cold weather. 0 degree sleeping bags are ideal for winter trips outdoors, so you won't have to pack tons of extra layers or blankets for those cold nights. However, they are generally expensive, so if you won't be using the bag that much, you might want to consider getting a more affordable one.

Rectangular sleeping bags are roomy and spacious, allowing you to spread out with a generous amount of space. They have double zippers, which allow you to turn the bag into a flat blanket, for warmer nights. These sleeping bags accommodate varying sleeping positions, making them ideal for people who have a preferred sleeping positions such as their sides or stomach. However, they are not very heat-efficient, creating more room inside which can weaken the bag's ability to keep you warm. Also, they are quite heavy, so they are less convenient for when weight is a concern.

Our Top Ranking Sleeping Bags
Best Overall Score
An image of Coleman Big Game 2000000100 Men's 0 Degree Cotton Flannel Sleeping Bag

With the Coleman Big Game Men's 0 Degree Cotton Flannel Rectangular Sleeping Bag, you can experience a great night's sleep while on your weekend getaway. This Coleman sleeping bag features a cotton flannel lining and has a cotton shell, so you will not overheat, as it's very strong, highly breathable, and doesn't absorb sunlight. It has a rectangular shape, which is symmetrical, so it's easy to roll up and store the sleeping bag. With Thermolock technology, it reduces heat loss through the zipper since it has an added layer of insulation along the opening. This sleeping bag is perfect for camping, offering cozy warmth and good compressibility. It is machine washable and features a Fiberlock Construction, so the insulating layer will not shift as you move around in your sleep. It has a plush bottom, so you won't feel the hard ground beneath you. This sleeping bag can withstand 0°F temperatures, so the cold won't deter you from spending a night in the wilderness.

    Pros
    • Machine washable
    • Features a plush bottom
    • Cotton flannel lining allows for airflow
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are heavier than backpacking bags
    • Cotton exterior is hard to carry
Runner Up
An image of Slumberjack Big Timber Pro 0 Degree Flannel Sleeping Bag

With a high user rating, the Slumberjack Big Timber Pro 0 Degree Flannel Rectangular Sleeping Bag might be just what you need for your next trip. This Slumberjack sleeping bag works well for camping trips, offering cozy warmth without adding a lot of weight. It has a rectangular shape, which is perfect for those who like room to stretch out. It features a poly-canvas exterior and a flannel lining, which has moisture wicking properties, drawing wetness away from the body.

This sleeping bag detaches via zippers, so you can easily split your double bag into two individual ones. It has a zipper guard, keeping the material from getting caught in the zipper. With a 0°F temperature rating, it can prevent any icy drafts from keeping you up at night. This Slumberjack sleeping bag has Slumberloft™ synthetic insulation, which will keep you warm with the use of polyester fibers.

    Pros
    • Zipper guard prevents the material from catching
    • Flannel lining draws moisture away from the body
    • Rectangular shape is built with extra space
    Cons
    • Flannel tends to shrink
    • Rectangular shape is not the warmest option
    • Camping sleeping bags are not suitable for hiking
Additional Picks
An image of Big Agnes Whiskey Park Men's 0 Degree Nylon Sleeping Bag

With a high user rating, the Big Agnes Whiskey Park Men's 0 Degree Nylon Rectangular Sleeping Bag might be just what you need for your next outdoor adventure. This sleeping bag is designed with a nylon lining and has a nylon ripstop shell, so it lasts for a long period of time. It has a rectangular shape, so you will have plenty of room to move around in your sleep. With a 0°F temperature rating, it can prevent any icy drafts from keeping you up at night. It is stain resistant, so you won't have to worry so much about washing it. This sleeping bag features a stuff sack, which will keep your backpack organized. It uses Thermolite Extra material, so you will be warmer and drier as the hollow-core fibers of the fabric keep your body heat inside the sleeping bag.

    Pros
    • Stuff sack will keep your backpack organized
    • Nylon lining will stay at a comfortable temperature
    • Nylon ripstop shell is light and comfortable
    Cons
    • Nylon will pill with extended use
    • Rectangular shape is heavier than other shapes
    • Stuff sack can damage the sleeping bag's insulation if used for too long
An image of Slumberjack Borderland 51724615DZ Men's 0 Degree Sleeping Bag

Choose the Slumberjack Borderland Men's 0 Degree Rectangular Sleeping Bag to stay warm in the outdoors. This sleeping bag has a rectangular shape, which is great for those who like a bit of extra room. It can withstand 0°F temperatures, so the cold can't deter you from spending a night in the outdoors. This Slumberjack sleeping bag features a zipper guard, preventing the fabric from snagging when opening and closing the zipper. Equipped with a chest pocket, it has a handy place to store essentials. It is perfect for camping, giving you the necessary protection to comfortably sleep outdoors after the temperatures drop at night. With a compressible design, it will not take up all the space in your bag so you will have enough room to bring along other essentials. This Slumberjack sleeping bag features a stuff sack, which will keep your pack organized.

    Pros
    • Designed to compress easily
    • Zipper guard keeps the fabric from snagging
    • Stuff sack provides a place to store small items
    Cons
    • Rectangular shape is heavier than other shapes
    • Camping sleeping bags are more difficult to carry than hiking bags
    • Stuff sack can ruin the sleeping bag's insulation if used for too long
An image of Big Agnes Farwell 0 Degree Nylon Taffeta Sleeping Bag

Before purchasing the Big Agnes Farwell 0 Degree Nylon Taffeta Rectangular Sleeping Bag, it's helpful to learn more about its different features. This sleeping bag has a nylon taffeta lining and is designed with a nylon ripstop exterior, resisting wear and tear. It is perfect for camping, giving you the necessary protection to comfortably sleep outdoors after the temperatures drop at night. This sleeping bag has a rectangular shape, which is great for those who like room to stretch out.

Suitable for temperatures as low as 0°F, this sleeping bag can prevent any cold drafts from keeping you up at night. It detaches via zippers, so you can easily split your double bag into two individual ones. This eco-friendly Big Agnes sleeping bag has Insotect Hotstream, which runs along the length of the sleeping bag, distributing heat vertically and keeping your whole body warm. It has a free-range hood, which gives you the space to lift and comfortably move your head. This Big Agnes sleeping bag has a stuff sack and a mesh storage bag, which will hold your bag or other small items.

    Pros
    • Made from eco-friendly fabrics
    • Free-range hood provides extra cushion by the head
    • Mesh storage bag will hold your bag or other small items
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are more difficult to carry than hiking bags
An image of Slumberjack Borderland 0 Degree Sleeping Bag

With a high user rating, the Slumberjack Borderland 0 Degree Rectangular Sleeping Bag could be exactly what you need for your next trip. This sleeping bag has a rectangular shape, which is ideal for those who like a bit of extra room. It features a zipper guard, preventing the material from snagging in the zipper. It features a 0°F temperature rating, so you won't feel any cold air pockets.

    Pros
    • Zipper guard prevents the material from catching
    • Rectangular shape offers you room to move around
    • Single size sleeping bags have good insulation
    Cons
    • Rectangular shape is not very insulated
An image of Slumberjack Wheeler Lake Men's 0 Degree Sleeping Bag

With the Slumberjack Wheeler Lake Men's 0 Degree Rectangular Sleeping Bag, you can experience a great night's sleep while on your weekend away. This Slumberjack sleeping bag has a rectangular shape, which is ideal for those who like room to stretch out. It features a 0°F temperature rating, so the cold won't deter you from spending a night in the outdoors. This Slumberjack sleeping bag has a zipper guard, which keeps the fabric from catching in the zipper teeth. Perfect for hunting, it will keep you insulated on overnight trips when the temperature drops.

    Pros
    • Zipper guard prevents the fabric from tearing
    • Rectangular shape is easy to roll up and store
    • Single size sleeping bags are well insulated
    Cons
    • Rectangular shape is not very insulated
An image of Coleman Aspen Meadows 2000018118 Men's 0 Degree Sleeping Bag

With an excellent user rating, the Coleman Aspen Meadows Men's 0 Degree Rectangular Sleeping Bag could be just what you need for your next outdoor adventure. This sleeping bag works well for camping trips, offering cozy warmth and good compressibility. It has a polyester exterior, which is light and comfortable. This sleeping bag has a rectangular shape, so you will have room to move around.

This Coleman sleeping bag can withstand 0°F temperatures, so you won't feel any cold drafts. It is machine washable and it is equipped with a zipper guard, keeping the material from getting caught in the zipper. It has roll control, features a quick cord, and is made to be easy to pack, so it can be folded into a practical size to save space in your bag. This Coleman sleeping bag has Thermotech insulation, which is made from a low-density foam, which is non-toxic, very insulated, and moisture-absorbent.

    Pros
    • Can be machine washed
    • Roll control tab keeps the sleeping bag straight
    • Zipper guard prevents the material from snagging
    Cons
    • Rectangular shape is not the warmest option
    • Camping sleeping bags are more difficult to carry than backpacking bags
    • Polyester exterior is not very durable
An image of Browning Acadia 4853337 Men's 0 Degree Microfiber Sleeping Bag

With the Browning Acadia Men's 0 Degree Microfiber Rectangular Sleeping Bag, you can experience an incredible night's sleep while on your outdoor adventure. This Browning sleeping bag has a rectangular shape, allowing you to comfortably sleep on your side, back, or stomach without feeling restricted. It has Techloft Micro-Insulation, so you will have maximized insulation and warmth because of tiny, silicone-coated, micro-denier fibers. With a 0°F temperature rating, it can prevent any cold drafts from keeping you up at night. It has a nylon ripstop exterior and a microfiber lining, which is easy to wash and difficult to stain. This Browning sleeping bag works well for camping trips, offering cozy warmth without adding a lot of weight. It has a compressible design and is made to be compact, so you can travel without bulk. It features a stuff sack, which will make packing up your bag super easy.

    Pros
    • Folds up compactly, helping you get rid of unnecessary bulk
    • Features a compressible design
    • Stuff sack will keep your backpack organized
    Cons
    • Rectangular shape is bulkier than other shapes
    • Camping sleeping bags are not suitable for backpacking
    • Stuff sack can damage the sleeping bag's insulation if used for too long
Some Additional Information to Help You Decide on Your 0 Degree Rectangular Sleeping Bag:
0 Degree Rectangular Sleeping Bags Are Available in Various Types of Liner Materials
Flannel Sleeping Bags

There is only one 0 degree rectangular sleeping bag available that comes with a flannel liner. Designed for warmth, these flannel sleeping bags will keep you snug and cozy. They are very comfortable, ensuring your child sleeps soundly after a long day in the outdoors. Flannel sleeping bags are easy to clean, so they can last a long time before needing a complete wash. They are moisture wicking, keeping you dry on humid nights.

Cotton Flannel Sleeping Bags

Looking for a long-lasting sleeping bag? A sleeping bag with a cotton flannel liner may be the best solution. To help you in your decision, we recommend one of the great 0 degree rectangular sleeping bags that come with a cotton flannel liner. Cotton flannel sleeping bags are naturally hypoallergenic, so they are ideal for those with sensitive skin. Perfect for chilly nights in the woods, they will keep you snug and cozy. They are very soft, ensuring your child sleeps soundly after a long day adventuring in the outdoors. Cotton flannel sleeping bags are extremely durable, withstanding extended long term use and remaining intact. Now that you're more familiar with cotton flannel, take a look here.

Microfiber Sleeping Bags

Looking for a durable sleeping bag? A sleeping bag with a microfiber liner may be the solution you want. To help you in your decision, we recommend one of the great 0 degree rectangular sleeping bags that come with a microfiber liner. With great breathability, these microfiber sleeping bags won't stick to your skin and leave you feeling overheated on warmer nights. They are very comfortable, ensuring your child sleeps soundly after a long day in the outdoors. Ready to pick out the right 0 degree rectangular sleeping bag for you? You can get started here.