Best Large Rectangular Sleeping Bags


Our review process

We have gathered, researched, and analyzed information on over 800 different kinds of sleeping bags in order to recommend our highest rated sleeping bags on the market. We then further sub-categorized them and looked more specifically at 42 different large rectangular sleeping bags. In our research, we took into consideration a large variety of different main features among the 28,000 different data entries and combined it with customer reviews to inform you of the top large rectangular sleeping bags available. But don't just take our word for it, check out some of the pros and cons of some of the main specs.

We've reviewed large rectangular sleeping bags and wanted to share some information with you. Rectangular sleeping bags have an incredibly roomy design, making them great for people who feel too confined by the tight mummy shape. They come with double zippers, which allow you to turn the bag into a flat blanket, for hotter 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 quite heavy, so they aren't convenient for when weight is a concern. On top of that, they are not very heat-efficient, allowing the cool air to circulate due to their spacious design. They are made from thicker materials than smaller and shorter sleeping bags, so they are very comfy and cozy to sleep in. Large sleeping bags are very spacious, so you'll have plenty of room to stretch out comfortably.

Our Top Ranking Sleeping Bags:
Product NameBrandLiner MaterialDimensionsSize
Best Overall Score
1
An image of Coleman Biscayne 2000004451 Men's Polyester Sleeping Bag
Coleman Biscayne 2000004451 Men's Polyester Sleeping Bag
Coleman
polyester
6 ft. 4 in.
single
Runner Up
2
An image of Coleman Duck Harbor 2000004454 Men's Cotton Flannel Sleeping Bag
Coleman Duck Harbor 2000004454 Men's Cotton Flannel Sleeping Bag
Coleman
cotton flannel
5 ft. 11 in.
single
Best Affordable Option
3
An image of Coleman Brazos Men's 30 Degree Polyester Sleeping Bag
Coleman Brazos Men's 30 Degree Polyester Sleeping Bag
Coleman
polyester
5 ft. 11 in.
single
For Cold Weather
4
An image of Coleman Cozy Foot 2000029133 Women's 30 Degree Fleece Sleeping Bag
Coleman Cozy Foot 2000029133 Women's 30 Degree Fleece Sleeping Bag
Coleman
fleece
5 ft. 11 in.
single
For Backpacking
5
An image of Sea to Summit Trek 041-RL-Parent Sleeping Bag
Sea to Summit Trek 041-RL-Parent Sleeping Bag
Sea to Summit
6 ft.
single
Our Top Ranking Sleeping Bags
Customer Rating
Brand
Coleman
Liner Material
polyester
Dimensions
6 ft. 4 in.
Size
single
Customer Rating
Brand
Coleman
Liner Material
cotton flannel
Dimensions
5 ft. 11 in.
Size
single
Customer Rating
Brand
Coleman
Liner Material
polyester
Dimensions
5 ft. 11 in.
Size
single
Customer Rating
Brand
Coleman
Liner Material
fleece
Dimensions
5 ft. 11 in.
Size
single
Customer Rating
Brand
Sea to Summit
Liner Material
Dimensions
6 ft.
Size
single
Best Overall Score
An image of Coleman Biscayne 2000004451 Men's Polyester Sleeping Bag

Get a good night's sleep with the Coleman Biscayne Men's Polyester Rectangular Sleeping Bag. This Coleman sleeping bag features a polyester exterior, which deflects UV light, preventing the color from fading, and a polyester lining, which is breathable and soft on your skin and doesn't get as hot as other materials during the night. It has a rectangular shape, which offers you room to move around in your sleep since it is not tight fitting. This sleeping bag is ideal for camping and is lightweight, making long days out on the trail easier to tackle. It is machine washable and it is equipped with a zipper guard, preventing the material from snagging in the zipper. This sleeping bag has a plush bottom, so you won't feel the bumps on the ground beneath you. It features a roll control tab, is equipped with quick cord technology, and is easy to pack, so it can be effortlessly folded down into a practical size to save space in your bag. It features a two-way zipper, so you can conveniently adjust the airflow inside the sleeping bag.

    Pros
    • Machine washable
    • Made with a plush bottom
    • Easy to pack sleeping bags roll up compactly
    Cons
    • Polyester stains easily
    • Rectangular shape is heavier than other shapes
    • Camping sleeping bags are not suitable for backpacking
Runner Up
An image of Coleman Duck Harbor 2000004454 Men's Cotton Flannel Sleeping Bag

Get a good night's sleep while using the Coleman Duck Harbor Men's Cotton Flannel Rectangular Sleeping Bag. This sleeping bag is designed from cotton shell fabric, so you won't overheat, as it's very strong, highly breathable, and doesn't absorb sunlight and it also has a cotton flannel lining, which enhances the warmth and prepares you for colder weather. It has a rectangular shape, which is symmetrical, so it's easy to roll up and store the sleeping bag. This sleeping bag is machine washable and is equipped with a zipper guard, keeping the fabric from getting caught when opening and closing the zipper. It uses a Wrap 'N' Roll™ system, so it's great if you are in a hurry, as you easily roll up the sleeping bag, secure it, and store it in its attached carrier bag. This sleeping bag is suitable for camping and is lightweight, making long days out on the trail easier to tackle. It is easy to pack and it features a roll control tab and a quick cord. This sleeping bag features a plush bottom, so you won't feel the bumps on the ground beneath you.

    Pros
    • Machine washable
    • Features a plush bottom
    • Roll control tab keeps the sleeping bag in place
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are more difficult to carry than hiking bags
    • Cotton shell takes a lot of time to dry
Best Affordable Option
An image of Coleman Brazos Men's 30 Degree Polyester Sleeping Bag

Trying to find a sleeping bag on a budget? You'll want to hear about the Coleman Brazos Men's 30 Degree Polyester Rectangular Sleeping Bag. This sleeping bag has a rectangular shape, so you will have plenty of room to move around. It has a polyester lining and a polyester exterior, which deflects UV light, preventing the color from fading. It is equipped with a zipper guard and can be machine washed, so you can easily clean it at home to ensure your bag stays in the best condition. This sleeping bag is designed for camping and is lightweight, making long days out on the trail easier to tackle. It has a 30°F temperature rating, which is designed for retaining warmth, keeping you well-insulated in moderately cold conditions. This sleeping bag is easy to carry, designed for convenient storage and transport.

    Pros
    • Machine washable
    • Zipper guard keeps the fabric from tearing
    • Lightweight construction, which reduces the weight of your pack
    Cons
    • Polyester absorbs grease
    • Rectangular shape is not the warmest option
    • Camping sleeping bags are not suitable for backpacking
For Cold Weather
An image of Coleman Cozy Foot 2000029133 Women's 30 Degree Fleece Sleeping Bag

If affordability is what you're after, you should consider taking a look at the Coleman Cozy Foot Women's 30 Degree Fleece Rectangular Sleeping Bag. This sleeping bag has a rectangular shape, so you will have room to move around. Great for women, it gives more padding at the feet and torso as women generally are naturally colder than men. With Thermolock technology, it reduces heat loss through the zipper since it has an extra layer of insulation along the opening. It has a fleece lining, which is ideal for the winter as it locks in the heat. This sleeping bag has a 30°F temperature rating, which is designed for retaining warmth, keeping you well-insulated in chilly weather. It is perfect for camping, offering cozy warmth without adding a lot of weight. This sleeping bag has a plush bottom, so you won't feel the bumps on the ground beneath you. It is designed to be easy to pack and it has a quick cord and a roll control tab.

    Pros
    • Made with a plush bottom
    • Quick cord designed for convenient one-person packing
    • Women's design has extra padding by your extremities
    Cons
    • Fleece is heavy
    • Rectangular shape is not very insulated
    • Camping sleeping bags are more difficult to carry than backpacking bags
For Backpacking
An image of Sea to Summit Trek 041-RL-Parent Sleeping Bag

Use the Sea to Summit Trek Rectangular Sleeping Bag to stay warm and cozy in the outdoors. This sleeping bag works well for backpacking trips and is lightweight, making long days out on the trail easier to tackle. It has a rectangular shape, which offers you room to move around in your sleep as it is not cut close to the body. Good for summer, this 3 season Sea to Summit sleeping bag is built with a thin design that focuses on breathability and ventilation, which is intended for warmer temperatures. 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.

    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
For Sleeping Two
An image of Big Agnes Big Creek 30 Polyester Sleeping Bag

Get a good night's sleep with the Big Agnes Big Creek 30 Polyester Rectangular Sleeping Bag. This sleeping bag is designed with a polyester lining and it is built with a nylon ripstop shell, resisting typical wear and tear. Available in a double size, it will sleep two campers, keeping you warm through shared body heat. It has a rectangular shape, allowing you to sleep on your side, back, or stomach without feeling restricted. With a lightweight build, this sleeping bag is an excellent choice if weight is your number one priority.

This Big Agnes sleeping bag features a compressible design, giving you enough extra space to bring along your other gear. It features a zipper guard, preventing the material from snagging in the zipper. Eco-friendly, it is perfect for a more sustainable and green option. It has a two-way zipper, so you can conveniently adjust the temperature inside the sleeping bag.

    Pros
    • Made to compress easily
    • Zipper guard prevents the fabric from ripping
    • Uses recyclable fabrics
    Cons
    • Polyester absorbs oil
    • Rectangular shape is not the warmest option
    • Double size is not suitable for hiking
Additional Picks
An image of Coleman Palmetto Men's Polyester Sleeping Bag

If you're looking for a new sleeping bag, you might want to consider the highly rated Coleman Palmetto Men's Polyester Rectangular Sleeping Bag. This sleeping bag has a rectangular shape, which is great for those who like a bit of extra room. It features a polyester lining, which is breathable and comfortable on your skin and does not get as hot as other fabrics while you're sleeping, and a polyester exterior, which is breathable and comfortable. It features Thermolock technology, which prevents heat loss through the zipper, by including an added layer of insulation along the opening. This Coleman sleeping bag works well for camping trips, offering cozy warmth and good compressibility. It is machine washable, so you can easily clean it at home to make sure your bag stays in the best condition.

    Pros
    • Machine washable
    • Polyester lining is durable and vibrant
    • Polyester shell is strong and colorfast
    Cons
    • Polyester can stain easily
    • Rectangular shape is bulkier than other shapes
    • Camping sleeping bags are more difficult to carry than backpacking bags
An image of Coleman Green Valley SS-SMS-765650 Cotton Flannel Sleeping Bag

With an excellent user rating, the Coleman Green Valley Cotton Flannel Rectangular Sleeping Bag could be just what you need for your next trip. This sleeping bag has a rectangular shape, so you will have room to move around. It features a cotton flannel lining, which enhances the warmth and equips you for colder climates. It features a zipper guard and can be machine washed, so you can easily clean it at home to make sure your bag stays in the best condition. Made with Thermolock technology, this Coleman sleeping bag prevents heat loss through the zipper since it has an added layer of insulation along the opening. It is made for camping, offering cozy warmth without adding a lot of weight. This Coleman sleeping bag has a plush bottom, so you won't feel the bumps on the ground beneath you. It is easy to clean, has a quick cord, and has a roll control tab, which keeps the sleeping bag in place while packing it up.

    Pros
    • Can be machine washed
    • Features a plush bottom
    • Quick cord for convenient one-person packing
    Cons
    • Rectangular shape is bulkier than other shapes
    • Camping sleeping bags are not suitable for backpacking
An image of Coleman Sunridge SS-SMS-765612 Men's Polyester Sleeping Bag

Trying to find an affordable sleeping bag? You'll want to hear all about the Coleman Sunridge Men's Polyester Rectangular Sleeping Bag. This sleeping bag has a rectangular shape, which is perfect for those who like room to stretch out. Good for summer, it will maximize breathability and ventilation for your time spent in warmer weather. It uses ComfortSmart technology, incorporating various technologies, such as anti-snag zipper technology and added cushioning around your face, to make it easy-to-use and more comfortable. This Coleman sleeping bag features a polyester lining, which is a synthetic fabric that is very strong and colorfast, and a polyester shell, which resists UV light, preventing the color from fading.

Perfect for camping, this Coleman sleeping bag gives you the necessary protection to comfortably sleep outdoors after the temperatures drop at night. It features a zipper guard, preventing the fabric from snagging in the zipper. It has a plush bottom, so you can sleep comfortably and warmly with added padding and insulation. This sleeping bag has a roll control tab and is made to be easy to pack, making it a wonderful option if mobility and space are a key factor for you. It can be machine washed and has a quick cord for convenient one-person packing.

    Pros
    • Machine washable
    • Features a plush bottom
    • Quick cord designed for convenient one-person packing
    Cons
    • Polyester stains easily
    • Rectangular shape is not the warmest option
    • Camping sleeping bags are bulkier than hiking bags
An image of Coleman Big Game 2000000100 Men's 0 Degree Cotton Flannel Sleeping Bag

With an excellent user rating, the Coleman Big Game Men's 0 Degree Cotton Flannel Rectangular Sleeping Bag might be just what you need for your next outdoor adventure. This sleeping bag features a cotton flannel lining, which allows for airflow and has wicking properties that draw moisture away from the body, and a cotton exterior, which is a natural fabric that is breathable and comfortable. It is ideal for camping, giving you the necessary protection to comfortably sleep outdoors after the temperatures drop at night. This Coleman sleeping bag has a rectangular shape, so you will have room to move around.

This sleeping bag can withstand 0°F temperatures, so you won't feel any cold drafts. It is equipped with Fiberlock Construction and it is machine washable, so you can easily clean it at home to make sure your bag stays in the best condition. It features a plush bottom, so you won't feel the bumps on the ground beneath you. Featuring Thermolock technology, this Coleman sleeping bag reduces heat loss through the zipper since it has an added layer of insulation along the opening.

    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
If You Need Help Making Your Choice, Here's Some Additional Information About Large Rectangular Sleeping Bags:
Decide Which Size to Pick for Rectangular Sleeping Bags
Double Sleeping Bags

If you've been searching for a roomy and spacious rectangular sleeping bag, then you should keep reading below to find out more about them. These double sleeping bags are suitable for more than one person, making them great for winter getaways. They are suitable for car camping, allowing you to sleep comfortably next to your camping partner in a snug and cozy space. One downside is that they take up a bit more space, making them less suitable for backpacking pursuits. Now that you know more about double sleeping bags, check out this great rectangular sleeping bag.

Single Sleeping Bags

If you're looking for a fitted and compact rectangular sleeping bag, then you should check out some of the things we have to say below. Single sleeping bags are lighter than double sleeping bags, so they are great for when you want to save space and move fast. They come with enough space for one, fitting more snug and tight for excellent insulation. They provide a compact packing solution, so you don't have to spend time in the morning fussing to get it to fit in your bag. If you feel like a single size is the right choice for your rectangular sleeping bag, check out this awesome one.

Figure Out Which Liner Material to Choose for Rectangular Sleeping Bags
Fleece Sleeping Bags

Looking for a warm sleeping bag? A sleeping bag with a fleece liner may be the solution you need. To help you in your decision, we recommend one of the great rectangular sleeping bags that come with a fleece liner. Fleece sleeping bags are designed to be insulated, preventing any cold drafts from keeping you awake at night. Designed for warmth, they will keep you snug and cozy. They are very comfortable, ensuring your child sleeps soundly after a long day adventuring in the outdoors. Fleece sleeping bags are designed with durable materials to withstand wear and tear. They dry quickly, so even in the wettest conditions, they hardly absorb any moisture. Now that you know a bit more about fleece, choose the perfect one for you here.

Poly-Flannel Sleeping Bags

Looking for a durable sleeping bag? A sleeping bag with a poly-flannel liner may be the solution you need. For your convenience, we recommend one of the great rectangular sleeping bags that come with a poly-flannel liner. Poly-flannel sleeping bags are extremely durable, withstanding extended long term use and staying intact. They are designed for warmth, sealing out the cold so you'll stay cozy. These poly-flannel sleeping bags are easy to clean, so with just a damp cloth and a little soap you can keep them in great shape. Now that you're more familiar with poly-flannel, take a look here.

Polyester Sleeping Bags

Looking for a long-lasting sleeping bag? A sleeping bag with a polyester liner may be the perfect solution. For your convenience, we recommend one of the great rectangular sleeping bags that come with a polyester liner. Polyester sleeping bags are designed to be hypoallergenic, so they are ideal for allergy sufferers. They are designed with durable materials, withstanding extended long term use and remaining in excellent condition. Made with breathable material, they won't stick to your skin or leave you feeling overheated on warmer nights. They are easy to clean, so you can keep them in great shape with just soap and water. They dry quickly, so even in the wettest conditions, they hardly absorb any moisture. Now that you know more about polyester, choose the perfect one for you here.

Figure Out Which Temperature Rating to Pick for Rectangular Sleeping Bags
20 Degree Sleeping Bags

If you're looking for a 20 degree rating rectangular sleeping bag, then you should take a look at this great sleeping bag. 20 degree sleeping bags should keep you comfortable down to 20°F, but remember that this doesn't account for variables such as layering, what you're wearing, and various other factors. They feature a tight fitted hood design, so your head and neck will be just as warm as the rest of your body. They are more affordable than sub-zero degree bags, so if you aren't planning on sleeping out in frigid temperatures, these sleeping bags are a great option that won't break your budget.

30 Degree Sleeping Bags

It can be hard to decide on the right temperature rating for your rectangular sleeping bag. We're here to help you think about the perfect choice for your next outdoor excursion. These 30 degree sleeping bags should keep you comfortable down to 30°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, so you can get one without feeling worried about going over your budget. They provide the perfect amount of insulation for 3 season use, so they are one of the most versatile options out there. Now that you know about 30 degree rating sleeping bags, check out this great rectangular sleeping bag.

40 Degree Sleeping Bags

If you're looking for a 40 degree rating rectangular sleeping bag, then you should take a look at this great sleeping bag. 40 degree sleeping bags should keep you comfortable down to 40°F. They are ideal for warm weather trips, so they help vent heat, keeping you cool if a hot front comes through. They are generally cheaper than sub-zero degree bags, so you can get these without feeling worried about going outside of your budget.