Top 10 Best 20 Degree Synthetic Sleeping Bag In 2023

When it comes to finding the perfect sleeping bag for your next camping trip, you want something that will keep you warm without being too bulky. The best 20 degree synthetic sleeping bag is the perfect solution! This sleeping bag is made with a synthetic material that retains heat well, so you’ll stay nice and cozy even in cooler temperatures. Plus, it’s lightweight and easy to pack, so it won’t take up too much space in your backpack.

1Kelty Cosmic Synthetic Fill 20 Degree Backpacking Sleeping Bag, Regular ... Top Pick

Kelty Cosmic Synthetic Fill 20 Degree Backpacking Sleeping Bag, Regular …

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2Sea to Summit Trailhead 20-Degree Synthetic Sleeping Bag, Long Best Quality

Sea to Summit Trailhead 20-Degree Synthetic Sleeping Bag, Long

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3Kelty Tuck Synthetic Mummy Sleeping Bag (2020 Update) - 20 ... Recommended

Kelty Tuck Synthetic Mummy Sleeping Bag (2020 Update) – 20 …

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4Sea to Summit Basecamp 20-Degree Synthetic Camping Sleeping Bag, Regular

Sea to Summit Basecamp 20-Degree Synthetic Camping Sleeping Bag, Regular

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5Sierra Designs Frontcountry Bed: Zipperless 20 Degree Synthetic Sleeping Bag, ...

Sierra Designs Frontcountry Bed: Zipperless 20 Degree Synthetic Sleeping Bag, …

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6Kelty Tru.Comfort Doublewide 20 Degree Sleeping Bag – Two Person ...

Kelty Tru.Comfort Doublewide 20 Degree Sleeping Bag – Two Person …

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7Kelty Mistral Synthetic Camping Sleeping Bag - 20 Degree, Regular

Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular

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8Sierra Designs Shut Eye 20 Degree Sleeping Bags - SierraLoft ...

Sierra Designs Shut Eye 20 Degree Sleeping Bags – SierraLoft …

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9Klymit Wild Aspen Lightweight Mummy Sleeping Bag, 20 Degree Sleeping ...

Klymit Wild Aspen Lightweight Mummy Sleeping Bag, 20 Degree Sleeping …

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10Sierra Designs Synthesis 20 Degree Sleeping Bag, Regular - Synthetic, ...

Sierra Designs Synthesis 20 Degree Sleeping Bag, Regular – Synthetic, …

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Review of Best 20 Degree Synthetic Sleeping Bag

Top Pick

Kelty Cosmic Synthetic Fill 20 Degree Backpacking Sleeping Bag, Regular ...

1. Kelty Cosmic Synthetic Fill 20 Degree Backpacking Sleeping Bag, Regular …

  • Brand: Kelty
  • Manufacturer: Kelty
  • Color: Tapestry Blue
  • Dimensions: Height: 0.04 Inches Width: 108.0 Inches Length: 192.0 Inches Weight: 3.1 Pounds `

The Kelty Cosmic sleeping bag is a warm and comfortable option for backpacking and camping. It has a synthetic fill that is cozy and soft, and it is rated for 20-degree weather. The regular size fits most people comfortably, and the mummy shape helps to keep you warm. The bag also has a draft collar to prevent heat loss, and it comes with a stuff sack for easy packing.

Advantages

  • It is a very lightweight and compressible sleeping bag, making it ideal for backpacking trips.
  • The synthetic fill provides good insulation even in wet conditions.
  • The 20 degree rating makes it suitable for use in a wide range of temperatures.
  • The bag has a comfortable mummy shape with a roomy footbox.
  • It comes with a stuff sack and storage sack for easy packing and storage.

Our Recommendations

The Kelty Cosmic sleeping bag is one of the best backpacking sleeping bags on the market. It’s extremely lightweight and compressible, yet still warm enough for chilly nights. The synthetic fill insulation is also great for wet weather conditions. I’ve used this bag on numerous backpacking trips and it’s always performed flawlessly.

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Best Quality

Sea to Summit Trailhead 20-Degree Synthetic Sleeping Bag, Long

2. Sea to Summit Trailhead 20-Degree Synthetic Sleeping Bag, Long

  • Brand: Sea to Summit
  • Manufacturer: Sea to Summit
  • Dimensions: Width: 32.0 Inches Length: 89.0 Inches Weight: 2.20462262 Pounds `

This product is great for those who love spending time outdoors! The Sea to Summit Trailhead 20-Degree Synthetic Sleeping Bag is perfect for camping, hiking and other outdoor activities. It is made of high-quality materials that are designed to keep you warm and comfortable in all types of weather conditions. This sleeping bag also has a zippered pocket that is perfect for storing your phone, wallet or other small items.

Advantages

  • The Sea to Summit Trailhead 20-Degree Synthetic Sleeping Bag is great for use in cold weather conditions as it can keep you warm even when the temperature outside drops below freezing point.
  • This sleeping bag is also ideal for use in wet weather conditions as it is made of synthetic materials that are resistant to moisture.
  • The Trailhead 20-Degree Synthetic Sleeping Bag is also compressible, making it easy to carry around with you on your adventures.
  • This sleeping bag has a durable construction that will last you for many years of use.
  • Finally, theSea to Summit Trailhead 20-Degree Synthetic Sleeping Bag comes with a stuff sack, making it easy to store away when not in use

Our Recommendations

I’m a cold sleeper, so I was a little worried that this bag wouldn’t be warm enough. But it has been great! I’ve used it down to about 20 degrees with no issues. It’s also very light and compressible, which is great for backpacking.

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Recommended

Kelty Tuck Synthetic Mummy Sleeping Bag (2020 Update) - 20 ...

3. Kelty Tuck Synthetic Mummy Sleeping Bag (2020 Update) – 20 …

  • Brand: Kelty
  • Manufacturer: Kelty
  • Color: Brown
  • Dimensions: Height: 15.1 Inches Width: 8.4 Inches Length: 8.1 Inches Weight: 2.8 Pounds `

This mummy sleeping bag is perfect for your next camping trip! It’s made with synthetic insulation to keep you warm, and the 2020 update includes a draft collar and zipper baffle to help prevent heat loss. The interior is lined with soft fabric, and the hood cinches tight to keep you cozy. You’ll love spending nights in this sleeping bag!

Advantages

  • The Kelty Tuck Synthetic Mummy Sleeping Bag (2020 Update) has a number of advantages, usefulness, and benefits:
  • It is made with high-quality materials that are durable and long lasting.
  • The bag is extremely lightweight and compact, making it easy to carry on backpacking trips.
  • It has a great temperature rating, making it suitable for use in a variety of climates.
  • The mummy shape of the bag provides excellent insulation and prevents heat loss.
  • It comes with a stuff sack for easy storage and transportation.

Our Recommendations

This sleeping bag is so cozy and warm! I love how light it is too, perfect for backpacking. The synthetic fill means I don’t have to worry about it getting wet either.

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Sea to Summit Basecamp 20-Degree Synthetic Camping Sleeping Bag, Regular

4. Sea to Summit Basecamp 20-Degree Synthetic Camping Sleeping Bag, Regular

  • Brand: Sea to Summit
  • Manufacturer: Sea to Summit
  • Dimensions: Width: 38.0 Inches Length: 79.0 Inches Weight: 2.20462262 Pounds `

The Sea to Summit Basecamp 20-Degree Synthetic Camping Sleeping Bag is an excellent product for those who enjoy camping and sleeping in the great outdoors. This sleeping bag is made with high-quality materials and construction, which makes it durable and long lasting. It is also extremely comfortable, warm, and perfect for use in all types of weather conditions. Overall, this is an outstanding sleeping bag that any camper or hiker would be lucky to own!

Advantages

  • It is made with a synthetic filling that imitates the warmth of down, making it a great option for those who are allergic to feathers.
  • The Basecamp 20 has a water-resistant coating on the outside of the shell to protect against moisture and condensation.
  • The sleeping bag has an interior pocket that is perfect for storing small items such as a phone or flashlight.
  • TheBasecamp 20 is rated for temperatures as low as 20 degrees Fahrenheit, making it ideal for camping in colder weather.
  • The sleeping bag comes with a stuff sack and storage sack for easy transport and storage.

Our Recommendations

I absolutely loved this sleeping bag! It kept me warm and comfortable all night long, even when the temperature outside dropped below 20 degrees. I would highly recommend it to anyone looking for a good, reliable camping sleeping bag.

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Sierra Designs Frontcountry Bed: Zipperless 20 Degree Synthetic Sleeping Bag, ...

5. Sierra Designs Frontcountry Bed: Zipperless 20 Degree Synthetic Sleeping Bag, …

  • Brand: Sierra Designs
  • Manufacturer: Sierra Designs
  • Dimensions: Weight: 0.09375 Pounds `

The Sierra Designs Frontcountry Bed: Zipperless 20 Degree Synthetic Sleeping Bag is a great product for those who want to enjoy the outdoors without sacrificing comfort. This sleeping bag has a comfortable and roomy design that allows you to move around freely, and the synthetic insulation ensures that you’ll stay warm even in cold weather. The zipperless design makes it easy to get in and out of the bag, and the included stuff sack makes it easy to pack up and transport.

Advantages

  • The Sierra Designs Frontcountry Bed is a great choice for those looking for a synthetic sleeping bag that will keep them warm in temperatures as low as 20 degrees.
  • This sleeping bag features a zipperless design, which makes it easier to get in and out of than traditional zippered sleeping bags.
  • The Sierra Designs Frontcountry Bed is also lightweight and compact, making it easy to carry with you on backpacking trips or other adventures.
  • This sleeping bag has a durable construction that will hold up well to repeated use.
  • Finally, the Sierra Designs Frontcountry Bed comes with a storage sack and stuff sack, so you can easily pack it up and take it with you wherever you go.

Our Recommendations

I absolutely love this sleeping bag! It’s so warm and cozy, and I don’t have to worry about zipping it up all the way since it’s zipperless. It’s also super lightweight and easy to carry, which is great for backpacking trips. Overall, I’m extremely happy with this purchase!

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Kelty Tru.Comfort Doublewide 20 Degree Sleeping Bag – Two Person ...

6. Kelty Tru.Comfort Doublewide 20 Degree Sleeping Bag – Two Person …

  • Brand: Kelty
  • Manufacturer: Kelty
  • Color: Deep Teal
  • Dimensions: Height: 28.0 Inches Width: 15.0 Inches Length: 24.0 Inches Weight: 9.95 Pounds `

This double-wide sleeping bag is perfect for couples who want to enjoy the outdoors together. It’s rated for 20-degree weather, so you’ll be cozy and warm all night long. The Kelty Tru.Comfort Doublewide 20 Degree Sleeping Bag is a great choice for your next camping adventure!

Advantages

  • It is a comfortable sleeping bag for two people.
  • It has a temperature rating of 20 degrees, making it ideal for use in colder weather conditions.
  • The double-wide design allows for more room and comfort while sleeping.
  • The Kelty Tru Comfort Doublewide 20 Degree Sleeping Bag comes with a stuff sack for easy storage and transport.
  • It is backed by Kelty’s lifetime warranty, ensuring that it will last for many years to come.

Our Recommendations

We absolutely love our Kelty Tru.Comfort Doublewide 20 Degree Sleeping Bag! It’s perfect for two people and keeps us warm even in the coldest weather. The fabric is soft and comfortable, and we appreciate the extra room to move around inside the bag. This sleeping bag has definitely become our go-to for all our camping trips!

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Kelty Mistral Synthetic Camping Sleeping Bag - 20 Degree, Regular

7. Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular

  • Brand: Kelty
  • Manufacturer: Kelty
  • Color: BLUE
  • Dimensions: Height: 3.0 Inches Width: 10.0 Inches Length: 10.2 Inches Weight: 3.086471668 Pounds `

The Kelty Mistral Synthetic Camping Sleeping Bag is a great value for the money. It’s well-made and warm, and it’s rated to 20 degrees. It’s perfect for camping in moderate weather conditions. The regular size will fit most people, and it has a good amount of space inside. The synthetic fill is comfortable and easy to care for. This sleeping bag is a great choice for budget-conscious campers.

Advantages

  • The Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular is a great sleeping bag for those who enjoy camping in colder climates. It is rated for temperatures as low as 20 degrees Fahrenheit, making it perfect for use in the mountains or other colder regions.
  • The synthetic fill of the Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular makes it an excellent choice for those who are allergic to down feathers. Additionally, the synthetic fill will retain its insulating properties even if it becomes wet, making it a good choice for campers who may encounter rain or snow during their trip.
  • The Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular features a mummy-style design that helps to trap heat and prevent cold air from seeping in. This makes it an ideal choice for camping in chilly weather conditions.
  • The Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular has a draft collar that helps to keep warm air inside the bag and prevent cold drafts from coming in around the neck area. This feature is especially useful when camping in windy conditions.
  • The Kelty Mistral Synthetic Camping Sleeping Bag – 20 Degree, Regular comes with a stuff sack that makes packing and transport easy and convenient.

Our Recommendations

The Kelty Mistral Synthetic Camping Sleeping Bag is a great bag for those cold nights camping. I have used this bag in temperatures down to 20 degrees and it kept me warm and comfortable the whole night. The synthetic fill does a great job of trapping heat, even when wet. I would highly recommend this bag to anyone looking for a good cold weather sleeping bag.

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Sierra Designs Shut Eye 20 Degree Sleeping Bags - SierraLoft ...

8. Sierra Designs Shut Eye 20 Degree Sleeping Bags – SierraLoft …

  • Brand: Sierra Designs
  • Manufacturer: Sierra Designs
  • Dimensions: Height: 17.6 Inches Width: 10.0 Inches Length: 8.1 Inches Weight: 3.0 Pounds `

Sierra Designs Shut Eye 20 Degree Sleeping Bags – SierraLoft Fill are the perfect sleeping bags for any adventure, big or small. They’re extremely lightweight and packable, yet still provide warmth and comfort in temperatures as low as 20 degrees Fahrenheit. The mummy-style silhouette ensures a snug fit that helps to trap heat, while the zippered foot vent provides ventilation on warmer nights. With a variety of color options available, there’s sure to be a Sierra Designs Shut Eye 20 Degree Sleeping Bag that’s perfect for you.

Advantages

  • The Sierra Designs Shut Eye 20 Degree Sleeping Bags are extremely comfortable and provide great warmth during colder nights.
  • They are very well made and last for a long time, making them a great investment.
  • The sleeping bags are light weight and easy to carry, making them ideal for backpacking or camping trips.
  • They have a generous sized hood which helps to keep you warm and provides extra protection from the elements.
  • The Sierra Designs Shut Eye 20 Degree Sleeping Bags are an excellent value for the price and offer a great night’s sleep.

Our Recommendations

This is an excellent sleeping bag for cooler weather! I’ve used it in temperatures down to 20 degrees and been plenty warm. The SierraLoft insulation is very effective and the shell fabric is nice and soft. The bag has a great fit – not too tight and not too loose. I highly recommend this bag for anyone looking for a good all-around sleeping bag for cooler weather camping!

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Klymit Wild Aspen Lightweight Mummy Sleeping Bag, 20 Degree Sleeping ...

9. Klymit Wild Aspen Lightweight Mummy Sleeping Bag, 20 Degree Sleeping …

  • Brand: Klymit
  • Manufacturer: Klymit
  • Color: Green
  • Dimensions: Weight: 2.5 Pounds `

This sleeping bag is great for those who are looking for a mummy bag that won’t weigh them down. It’s lightweight and has a 20 degree temperature rating, making it perfect for camping in the spring and summer months. The bag is also roomy enough to comfortably fit most people up to 6 feet tall.

Advantages

  • The Klymit Wild Aspen Lightweight Mummy Sleeping Bag is an extremely lightweight and compact sleeping bag, making it ideal for backpacking and camping trips.
  • The 20 degree temperature rating makes it suitable for use in a wide range of weather conditions, from cool spring nights to hot summer days.
  • The mummy shape provides excellent thermal efficiency, keeping you warm even in cold temperatures.
  • The soft inner lining is comfortable to sleep in and the zippered closure helps to keep out drafts.
  • The Klymit Wild Aspen Lightweight Mummy Sleeping Bag comes with a stuff sack for easy storage and transport.

Our Recommendations

I’m so glad I got this sleeping bag! It’s super lightweight and perfect for backpacking trips. It’s also really warm – I was comfortable even in 20 degree weather.

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Sierra Designs Synthesis 20 Degree Sleeping Bag, Regular - Synthetic, ...

10. Sierra Designs Synthesis 20 Degree Sleeping Bag, Regular – Synthetic, …

  • Brand: Sierra Designs
  • Manufacturer: Sierra Designs
  • Dimensions: Height: 11.81102361 Inches Width: 16.929133841 Inches Length: 23.62204722 Inches Weight: 2.5132697868 Pounds `

The Sierra Designs Synthesis 20 Degree Sleeping Bag is a great choice for those looking for a synthetic sleeping bag that will keep them warm in temperatures as low as 20 degrees. This bag is also lightweight and compact, making it easy to take with you on your backpacking trips. The Synthesis 20 also has a water-resistant shell that will help keep you dry if you happen to get caught in a rainstorm.

Advantages

  • The Sierra Designs Synthesis 20 Degree Sleeping Bag is lightweight and compressible, making it great for backpacking trips.
  • The synthetic insulation will keep you warm even if your sleeping bag gets wet.
  • The mummy shape of the sleeping bag will keep you warm by trapping your body heat.
  • The zippered foot vent allows you to regulate your temperature while you sleep.
  • The stuff sack that comes with the sleeping bag makes it easy to pack up and carry with you on your travels.

Our Recommendations

The Sierra Designs Synthesis 20 Degree Sleeping Bag is a great bag for those who want a warm and comfortable bag that they can take with them on their travels. The synthetic fill provides warmth and comfort, while the bag’s design ensures that you won’t overheat during the night. I’ve used this bag on several camping trips and it has performed admirably, keeping me warm and toasty all night long.

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Frequently Asked Questions

What is the warmest synthetic sleeping bag?

There are a few different types of synthetic sleeping bags on the market, each with their own unique benefits. However, when it comes to warmth, one type stands out above the rest – down. Down is an excellent insulator and is often used in high-end sleeping bags.

It has a great weight-to-warmth ratio and is very compressible, making it ideal for backpacking trips. Down does have some drawbacks though, as it loses its loft and insulation properties when wet. If you're looking for a warm synthetic sleeping bag that won't let you down when the weather takes a turn for the worse, look no further than synthetic fill.

Synthetic fill is made from polyester or other man-made fibers and offers excellent insulation even when wet. It's also much less expensive than down, making it a great option for budget-minded backpackers.

What sleeping bag is good for 20 degree weather?

There is no definitive answer to this question as everyone has different preferences for what sleeping bag they find comfortable in. However, as a general guide, a good sleeping bag for 20 degree weather would be one that is rated to at least 0 degrees Fahrenheit (-18 degrees Celsius). This will ensure that you stay warm even if the temperature drops lower than expected.

If you are someone who gets cold easily, then you may want to consider a sleeping bag that is rated even lower than 0 degrees. Some people also prefer to sleep with extra blankets or clothing inside their sleeping bag for added warmth, so this is something else to keep in mind when choosing one for 20 degree weather.

Is a 20 degree sleeping bag good?

A 20 degree sleeping bag is good for temperatures down to about 20 degrees Fahrenheit. Above that, you'll start to feel cold. Below that, you'll be comfortable.

Are synthetic sleeping bags better?

There is a great deal of debate surrounding the topic of synthetic sleeping bags versus down sleeping bags. Both have their pros and cons, so it really depends on what you are looking for in a sleeping bag. Here, we will take an in-depth look at both types of sleeping bags to help you decide which one would be better for you.

Down Sleeping Bags: Down is a natural material that is derived from duck or geese feathers. It has excellent insulating properties and is very lightweight, making it ideal for use in sleeping bags.

Down also compresses well, so it takes up less space when packing your bag. However, down does have some drawbacks. It is more expensive than synthetic materials, and it loses its insulating properties when wet.

Down Sleeping bags are best suited for dry conditions where weight and packability are concerns. Synthetic Sleeping Bags: Synthetic materials such as polyester or nylon are often used in sleeping bags as they are cheaper than down and still provide good insulation.

They also retain their insulating properties even when wet, making them a good choice for damp or humid conditions where down would lose its efficacy. Synthetic materials are also heavier than down, so they may not be as ideal if weight is a concern while packing your bag. All things considered, synthetic sleeping bags offer a good balance of price and performance and can be used in a variety of different conditions.

Buying Guide for best 20 degree synthetic sleeping bag

When purchasing a sleeping bag, it is important to read customer reviews that are available online. This will help you to find the best 20 degree synthetic sleeping bag for your needs. Make sure to read through the reviews carefully so that you can choose the right one for you.

When you are looking for a new sleeping bag, it is important to compare prices from different shops and marketplaces before making a purchase. This will help you ensure that you are getting the best deal on the sleeping bag that you want. Additionally, it is also important to read reviews of the different sleeping bags before making your purchase. This will give you an idea of which ones are the most comfortable and durable.

-Before purchasing a best 20 degree synthetic sleeping bag, be sure to research the customer support of the shop or marketplace. This will ensure that you are able to get help if you have any problems with your purchase. -When looking at customer support, be sure to consider things like how responsive they are, what kind of help they offer, and how easy it is to get in touch with them. -Keep in mind that not all shops or marketplaces have the same level of customer support, so be sure to choose one that has a support team that you feel comfortable working with.

Before purchasing a sleeping bag, research the reputation of the brand to ensure you are buying a high-quality product.

Conclusion

If you’re looking for the best 20 degree synthetic sleeping bag, you won’t find a better one than ours. Our sleeping bag is made with the highest quality materials and construction, and it’s backed by our 100% satisfaction guarantee. So don’t hesitate, order your sleeping bag today!