Top Rectangular 3 Season Sleeping Bags


Our review process

We've taken a look at more than 800 sleeping bags, including plenty of different rectangular 3 season sleeping bags. We used our machine learning engine to rank each individual sleeping bag based on a number of data points. These features range from the temperature rating and the number of seasons to type and weight. The following guide will talk about rectangular 3 season sleeping bags in particular, of which we found 17. We hope that this guide will help you in your research.

This review will highlight the key factors to consider when buying a rectangular 3 season sleeping bag. These sleeping bags have enough insulation for colder weather camping trips in spring through to autumn, which provides you with the comfort and warmth you need for taking on almost every season of the year. Suitable for most conditions, except for when there may be frost or snow on the ground, they are extremely versatile and will provide you with the insulation you need, unless you're planning on going on an alpine winter excursion. They also have a very roomy design, allowing you to sleep in any position without creating cold spots. Rectangular sleeping bags have double zippers, so they can double as a quilt. They accommodate varying sleeping positions, making them ideal for people who are particular about sleeping in certain positions such as their sides or stomach. However, they don't trap and heat the air around your body effectively enough to keep you warm in very low temperatures, allowing the cool air to circulate since they have a more spacious design. Moreover, they are quite heavy, so they aren't good for when weight is the top priority.

Our Top Ranking Sleeping Bags:
Product NameBrandColorSize
Best Overall Score
1
An image of Naturehike Ultralight 50 Degree Cotton Sleeping Bag
Naturehike Ultralight 50 Degree Cotton Sleeping Bag
Naturehike
navy green
single
Runner Up
2
An image of Sea to Summit Trek 041-RL-Parent Sleeping Bag
Sea to Summit Trek 041-RL-Parent Sleeping Bag
Sea to Summit
orange and black
single
Best Affordable Option
3
An image of Forbidden Road Men's 30 Degree Polyester Pongee Sleeping Bag
Forbidden Road Men's 30 Degree Polyester Pongee Sleeping Bag
Forbidden Road
navy
single
For Cold Weather
4
An image of Coleman Autumn Trails 2000030261 Men's 30 Degree Sleeping Bag
Coleman Autumn Trails 2000030261 Men's 30 Degree Sleeping Bag
Coleman
brown
single
For Backpacking
5
An image of AEGISMAX Nylon Sleeping Bag
AEGISMAX Nylon Sleeping Bag
AEGISMAX
black
single
Our Top Ranking Sleeping Bags
Customer Rating
Brand
Naturehike
Color
navy green
Size
single
Customer Rating
Brand
Sea to Summit
Color
orange and black
Size
single
Customer Rating
Brand
Forbidden Road
Color
navy
Size
single
Customer Rating
Brand
Coleman
Color
brown
Size
single
Customer Rating
Brand
AEGISMAX
Color
black
Size
single
Best Overall Score
An image of Naturehike Ultralight 50 Degree Cotton Sleeping Bag

Looking for an affordable sleeping bag? You'll want to hear about the Naturehike Ultralight 50 Degree Cotton Rectangular Sleeping Bag. This Naturehike sleeping bag has a cotton lining and a nylon ripstop shell, which doesn't absorb sunlight and is breathable and comfortable. It has a rectangular shape, which is ideal for those who like room to stretch out. This Naturehike sleeping bag is equipped with weather-resistant technology, designed to protect against moisture during both hot and cold temperatures. It is made to be compact and has a compressible design, giving you sufficient extra room to take along your other equipment. This Naturehike sleeping bag is made for camping and is lightweight, making it great if your number one priority is low volume and weight. Great for summer, this 3 season Naturehike sleeping bag is built with a thin design that focuses on breathability and ventilation, which is intended for warmer weather. It features a plush bottom, so you won't feel the hard ground beneath you. This Naturehike sleeping bag can withstand 50°F temperatures and is waterproof, making it a good choice for rainy environments.

    Pros
    • Made with a plush bottom
    • Folds up compactly, so you can travel without bulk
    • Designed to compress easily
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are heavier than hiking bags
    • 3 season sleeping bags are not suitable for harsh winter weather
Runner Up
An image of Sea to Summit Trek 041-RL-Parent Sleeping Bag

Before purchasing the Sea to Summit Trek Rectangular Sleeping Bag, it's helpful to learn more about it. This Sea to Summit sleeping bag has a rectangular shape, so you will have plenty of room to move around. Ideal for summer, this 3 season sleeping bag is built with a light design that focuses on airflow and ventilation, which is great for warmer weather. It has 2D Permashell, which is a porous, water-resistant, very insulated fabric that is treated with DWR and will keep you warm and dry. This sleeping bag is made for backpacking and is lightweight, making long days out on the trail easier to tackle.

    Pros
    • Lightweight build
    • Suitable for summer temperatures
    • Rectangular shape is built with extra space
    Cons
    • Rectangular shape is heavier than other shapes
    • 3 season sleeping bags are not suitable for harsh winter weather
Best Affordable Option
An image of Forbidden Road Men's 30 Degree Polyester Pongee Sleeping Bag

Let's review the Forbidden Road Men's 30 Degree Polyester Pongee Rectangular Sleeping Bag, rated highly by online shoppers. This Forbidden Road sleeping bag has a rectangular shape, so you will have room to move around. Suitable for summer, this 3 season Forbidden Road sleeping bag will increase breathability and ventilation for your time spent in warmer weather. It is designed with a polyester pongee lining and it is built with a nylon ripstop exterior, resisting typical wear and tear. This Forbidden Road sleeping bag can withstand 30°F temperatures and is waterproof, keeping out moisture, so you won't end up soaked if it starts raining.

With a compressible design, this Forbidden Road sleeping bag will not take up all of the usable space in your backpack so you will have sufficient room to bring along other gear. It is lightweight and is made for camping, giving you insulation to comfortably sleep outdoors after the temperatures drop at night. This Forbidden Road sleeping bag is easy to carry and is easy to pack, so it can be folded into a practical size to save space in your bag. It features a compression bag, which gives you the perfect space to pack away your sleeping bag and any other small items.

    Pros
    • Designed to compress easily
    • Easy to pack sleeping bags roll up compactly
    • Features lightweight construction
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are bulkier than backpacking bags
    • 3 season sleeping bags are not suitable for harsh winter weather
For Cold Weather
An image of Coleman Autumn Trails 2000030261 Men's 30 Degree Sleeping Bag

Let's review the Coleman Autumn Trails Men's 30 Degree Rectangular Sleeping Bag, a popular choice among consumers. This sleeping bag has a rectangular shape, which is symmetrical, so it's easy to pack up and store the sleeping bag. It has a 30°F temperature rating, which is designed for retaining warmth, keeping you well-insulated in chilly weather. This 3 season Coleman sleeping bag is best suited for summer, spring and fall trips. Made with ComfortSmart technology, this sleeping bag includes multiple comfort and convenience features such as zipper technology and added cushioning around your head.

This Coleman sleeping bag has a zipper guard, keeping the fabric from snagging in the zipper. It has a plush bottom, so you can sleep in the outdoors without having to sacrifice a good night's rest. With an exterior pocket, it has a convenient place to store important objects. This Coleman sleeping bag is designed for camping, offering cozy warmth and good compressibility. It is easy to carry, has roll control, and is designed to be easy to pack, making it a wonderful option if mobility and space are a key factor for you.

    Pros
    • Features a plush bottom
    • 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 bulkier than hiking bags
    • 3 season sleeping bags are not suitable for harsh winter weather
For Backpacking
An image of AEGISMAX Nylon Sleeping Bag

3.8 by user reviews

Use the AEGISMAX Nylon Rectangular Sleeping Bag to stay warm in the outdoors. This AEGISMAX sleeping bag has a rectangular shape, so you will have room to move around. It is designed from nylon ripstop shell fabric, so it lasts for a long period of time and it also features a nylon lining, which feels light and soft on your skin and will stay at a comfortable temperature. This AEGISMAX sleeping bag can be washed, so you can clean it to ensure your bag stays in the best condition. It is made to be compact and features a compressible design, giving you enough extra space to bring along your other equipment. Ideal for summer, this 3 season AEGISMAX sleeping bag will maximize breathability and ventilation for your time spent in warmer weather. It is ideal for backpacking and is lightweight, making long days out on the trail easier to handle. This AEGISMAX sleeping bag is easy to carry for convenient storage and transport.

    Pros
    • Washable
    • Folds up compactly
    • Compresses easily
    Cons
    • Nylon will pill with extended use
    • Rectangular shape is bulkier than other shapes
    • 3 season sleeping bags can not be used all year
For Sleeping Two
An image of Naturehike Ultralight 40 Degree Down Sleeping Bag

Sleep comfortably with the Naturehike Ultralight 40 Degree Down Rectangular Sleeping Bag. This Naturehike sleeping bag has a rectangular shape, allowing you to comfortably sleep on your side, back, or stomach without feeling restricted. With a double size, it will sleep two campers, keeping you warm through shared body heat. It has a nylon ripstop exterior and a down lining, which is very strong, and when taken care of, can often last up to a decade. This 3 season sleeping bag is best suited for summer, spring and fall trips. It is ideal for temperatures around 40°F and is waterproof, resisting moisture and keeping you dry in damp conditions. This sleeping bag is ideal for hiking and is lightweight, making long days out on the trail easier to handle. It is designed to be compact and has a compressible design, so your sleeping bag will not take up a lot of room, leaving you with enough space to bring along your other gear. This Naturehike sleeping bag comes with a mesh storage bag, which will hold your bag or other loose items.

    Pros
    • Folds up compactly, helping you get rid of unnecessary bulk
    • Features a compressible design
    • Mesh storage bag prevents mildew or mold from growing
    Cons
    • Down loses insulation when wet
    • Rectangular shape is not very insulated
    • Double size will feel a bit heavier to bring on a hiking trip
Additional Picks
An image of Sea to Summit Basecamp BT 3 097L-Parent Sleeping Bag

Looking for a great camping sleeping bag? We can tell you about the Sea to Summit Basecamp BT 3 Rectangular Sleeping Bag. This sleeping bag has a rectangular shape, which is great for those who like room to stretch out. It is made for camping and is lightweight, making it great if your number one priority is low volume and weight. With a nylon ripstop exterior, it is durable, so it will not wear down after being exposed to rough conditions.

This Sea to Summit sleeping bag detaches via zippers, so you can transform it into two separate sleeping bags. It is suitable for 3 seasons, so it works well for spring, fall, or chilly summer trips as it's built with tough insulation and a variety of cold-weather features. It features a zipper guard, preventing the material from getting caught in the zipper. This sleeping bag has Thermolite® HL-1 technology, which uses synthetic insulation to create lightweight warmth and durability.

    Pros
    • Zipper guard prevents the fabric from snagging
    • Lightweight build, making it easy for kids to transport
    • Nylon ripstop exterior will resist wear and tear and potential holes or rips
    Cons
    • Rectangular shape is not the warmest option
    • Camping sleeping bags are heavier than backpacking bags
    • 3 season sleeping bags are not suitable for harsh winter weather
An image of Western Mountaineering Men's Down Sleeping Bag

With a great user rating, the Western Mountaineering Men's Down Rectangular Sleeping Bag could be just what you need for your next outdoor adventure. This sleeping bag features a down lining, which will add high insulation, standing up to colder temperatures. Perfect for hiking, it won't add noticeable weight to your bag while you're taking on the outdoors. It has a rectangular shape, allowing you to comfortably sleep on your side, back, or stomach without feeling restricted.

This sleeping bag is thermal, so you can stay warm every night. This 3 season Western Mountaineering sleeping bag is best suited for summer, spring and fall trips. It is designed with Gore Windstopper™ fabric, so you will stay warm in windy conditions as this sleeping bag is insulated with windproof technology. Featuring a mummy style, the hood will keep your head and neck extremely warm, since only your mouth and nose will be left exposed. This sleeping bag comes with a two-way zipper, which increases airflow by your feet or upper torso if opened from either direction.

    Pros
    • Mummy-style hood traps body heat
    • Two-way zipper provides airflow by your feet
    • Down lining insulates you, but remains breathable
    Cons
    • Down is not good for those with allergies
    • Rectangular shape is not very insulated
    • 3 season sleeping bags are not suitable for harsh winter weather
An image of Coleman Pacific Blue 205 205175 Men's 50 Degree Cotton Flannel Sleeping Bag

Before purchasing the Coleman Pacific Blue 205 Men's 50 Degree Cotton Flannel Rectangular Sleeping Bag, it's helpful to know more. This sleeping bag has a rectangular shape, which is symmetrical, so it's easy to pack up and store the sleeping bag. This 3 season Coleman sleeping bag is best suited for summer, spring and fall trips. It features a 50°F temperature rating, keeping you warm on chilly summer nights. It features a polyester shell and a cotton flannel lining, which allows for airflow and has wicking properties that draw wetness away from the body. This Coleman sleeping bag is designed for camping, offering cozy warmth and good compressibility.

    Pros
    • Cotton flannel lining allows for airflow
    • Polyester shell is strong and colorfast
    • Rectangular shape is built with extra space
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are more difficult to carry than hiking bags
    • Polyester shell is not suitable for extreme weather camping
An image of Coleman Pacific Gray 220 205176 Men's Cotton Flannel Sleeping Bag

Sleep comfortably with the Coleman Pacific Gray 220 Men's Cotton Flannel Rectangular Sleeping Bag. This sleeping bag is perfect for camping, giving you the necessary protection to comfortably sleep outdoors after the temperatures drop at night. It has a rectangular shape, which is ideal for those who like a bit of extra room. This sleeping bag has a cotton flannel lining and a polyester exterior, which is breathable and comfortable. It detaches via zippers, so you can easily transform your double bag into two individual ones. This 3 season Coleman sleeping bag is best suited for summer, spring and fall trips.

    Pros
    • Cotton flannel lining allows for increased airflow
    • Polyester shell deflects UV rays
    • Rectangular shape is built with extra space
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are heavier than backpacking bags
    • Polyester exterior is not so durable
What Else to Look For When Buying Your Next Rectangular 3 Season Sleeping Bag:
Advantages and Disadvantages of Different Temperature Ratings for Rectangular 3 Season Sleeping Bags
30 Degree Sleeping Bags

Think that sleeping bags with a 30 degree temperature rating are what you're looking for? Then come check this rectangular 3 season sleeping bag once you've finished reading more information on them. These sleeping bags should keep you comfortable down to 30°F, although do keep in mind that this doesn't account for variables such as layering, what you're wearing, and various other factors. They are generally cheaper than sub-zero degree bags, so you can buy these without feeling worried about going over your budget. 30°F sleeping bags provide the perfect amount of insulation for 3 season use, so they are one of the most practical options out there.

40 Degree Sleeping Bags

If you're looking for a 40 degree rating rectangular 3 season sleeping bag, then we are happy to recommend this highly ranked sleeping bag. These 40 degree sleeping bags should keep you comfortable down to 40°F. They are more affordable than sub-zero degree bags, so you can purchase one without feeling worried about going above your budget. 40°F sleeping bags are ideal for warm weather trips, providing comfortable ventilation and breathability for hotter nights.

50 Degree Sleeping Bags

It can be hard to decide on the right temperature rating for your rectangular 3 season sleeping bag. We're here to help you think about the perfect choice for your next outdoor adventure. These 50 degree sleeping bags should keep you comfortable down to 50°F, but remember that this doesn't account for variables such as layering, what you're wearing, and various other factors. They are generally cheaper than sub-zero degree bags, making them perfect if you're shopping on a budget. They are ideal for warm weather trips, so you won't feel stuffy and uncomfortable if a hot front comes through. If you are considering getting a 50 degree rating rectangular 3 season sleeping bag, check out this awesome one.

Figure Out Which Size to Choose for Rectangular 3 Season Sleeping Bags
Double Sleeping Bags

If you're looking for a roomy and spacious rectangular 3 season sleeping bag, then you should keep reading below to learn more about them. Double sleeping bags are suitable for couples, making them great for winter getaways. Something to consider is that they take up a bit more space, so they are less compact and harder to carry on your back. A plus is that they are good for car camping, so you'll sleep better when you're not constricted and weight isn't an issue. Now that you are better informed regarding double sleeping bags, check out this highly rated rectangular 3 season sleeping bag.

Single Sleeping Bags

If you've been searching for a compact and fitted rectangular 3 season sleeping bag, then you should keep reading below to find out more about them. These single sleeping bags have enough space for one, fitting more snug and tight for excellent insulation. They are lighter than double sleeping bags, so if you don't need a lot of sleeping space, they are better for carrying less overall weight. They are designed to be compact, so you don't have to spend time in the morning trying to get it to fit in your bag. With this additional information about single size sleeping bags, check out this awesome rectangular 3 season sleeping bag that we chose.

What Kinds of Liner Materials Are Available for Rectangular 3 Season Sleeping Bags?
Cotton Sleeping Bags

Are cotton sleeping bags the best choice for you? Take a look at this particular rectangular 3 season sleeping bag with a cotton liner that we highly recommend. Cotton sleeping bags are very soft, ensuring comfort and rest, no matter the surface underneath. They are designed for warmth, so cold temperatures won't keep you from an epic outdoor adventure. They are easy to clean, so you can keep them in great shape with just soap and water. They are breathable, providing a cool solution for warmer nights.

Down Sleeping Bags

Looking for a durable sleeping bag? A sleeping bag with a down liner may be the perfect solution. For your convenience, we recommend one of the great rectangular 3 season sleeping bags that come with a down liner. These down sleeping bags are designed to be insulated, so they retain your body heat very well, keeping you warm regardless of the weather. They have an easily compressible design, so they don't require a significant amount of storage space when you are finished using it. They are very soft, so you can get a good night's sleep after a long day in the outdoors. They are designed for warmth, sealing out the cold so you'll stay cozy. They are made with breathable material, allowing ample airflow so you don't get too hot. They are designed with durable materials, so they will not pill or tear with extended use. Now that you know more about down, take a look here.

Cotton Flannel Sleeping Bags

Are cotton flannel sleeping bags the best fit for you? Take a look at this particular rectangular 3 season sleeping bag with a cotton flannel liner that we picked out for you. Cotton flannel sleeping bags are designed to be hypoallergenic, so they are ideal for allergy sufferers. They are designed for warmth, sealing out the cold on chilly nights. They are very comfy, ensuring your child sleeps soundly after a long day in the outdoors. They are extremely durable, so they will not unravel or tear with extended use.