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Best 20 Degree Sleeping Bag 2022: Reviews, Buying Guides & Top Picks

One of the great joys of backpacking is soaking in a sleeping bag after a long day on the trail. And today's bags provide exceptional warmth for their weight and a slew of technologies that keep them dry and functional in various conditions. However, nowadays, many different sleeping bags from many brands confuse you about which model is the best. If you're looking for the best 20 degree sleeping bag, don't miss the models below.



1. BEST OVERALL : Kelty Cosmic 20 Degree 550 Down Fill Sleeping Bag for 3 Season Camping 


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  • TRAPEZOIDS, MAN: Turns out this funky shape is ideal for helping sleeping bags retain heat. Trapezoidal baffle construction improves our best selling Cosmic sleeping bag for 2021. Fan favorite and campsite staple with improved Thermal Efficiency
  • GET DOWN: Light, compressible, warm to boot; what’s not to love about Down Fill? The Cosmic features 550 fill Kelty treated DriDown insulation, with sustainably sourced materials that are easy to pack, use, dry, and keep your buns toasty.
  • ENTRY LEVEL VETERAN: Priced even lower for 2021, the Cosmic is more budget friendly than ever while retaining it’s well deserved reputation for a do-it-all backpacker’s slumber companion. First time campers and old timers rejoice
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The Kelty Cosmic 20 Degree mummy-shaped sleeping bag is perfect for three-season picnics and camping trips. This sleeping bag is a great combination of value and comfort thanks to its lightweight, compressible insulation and a slew of features. Furthermore, the Bag is made of 20D Nylon Shell Cloth with a durable PFC-free water repellent coating for enhanced moisture protection while keeping weight to a minimum.

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2. TOP RATED: Kelty Cosmic Synthetic Fill 20 Degree Backpacking Sleeping Bag


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  • 20 Degree Temp Rating, Women’s Size: Fits sleepers up to 5ft 8in, fill weight 46oz, total weight 3lbs 12oz, stuff size (non-compressed) 16x9 inches. Color: Deep Teal/Smoke
  • Packability: Integrated compression stuff sack, coupled with the premium packability of the synthetic fill allow the Cosmic synthetic to reach minimalist standards of backpacking gear. Trail weight varies by temp rating, from 2lbs 6oz to 4lbs 11oz.
  • Insulation: Cirroloft synthetic insulation provides reliable warmth in cold and damp conditions, maintains loft for even coverage with no cold spots. Temperature ratings from 0 degrees to 40 degrees, to ensure your time on the trail is comfortable.
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The Kelty Cosmic is one of the most affordable sleeping bags with insulation. While it isn't perfect in any way, it does provide adequate comfort and warmth in a small and light enough package for several three-season backpacks. We believe that synthetic bag models currently offer higher performance and better value for most uses among cheap sleeping bags.

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3. BEST BUDGET: Wenzel Santa FE 20-Degree Mummy Sleeping Bag


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  • Warm 3-season sleeping bag with 20-degree F temperature rating
  • Filled with 40 ounces of hypoallergenic Omega II polyester fiberfill
  • Quilt-through construction prevents bunching and reduces cold spots
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The offset quilted texture of the Wenzel Santa Fe 20 Degree Adult Sleeping Bag adds warmth and comfort. The 3" air intake and shoulder strap help prevent heat from escaping when opened. This Wenzel sleeping bag also has a large two-way main zipper, drawstring hood, and a Velcro tab with a snap closure.



*The prices of the products are just right at the moment when we check. They are subject to changes by the Seller, so some may be slightly different from those found on Amazon when you see them. Please note that they are just for reference. If you want to know the exact price, don't hesitate to check Amazon. 


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Last update on 2022-11-28 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

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SAMANTHA BAILEY majored in Nutrition and Health at university. She has been working in the line of Nutrition and Health for approximately 5 years. SAMANTHA BAILEY has gained experience in the field by helping people understand their health and using that knowledge to improve it. Also, she has always been keen on healthcare products. She has spent considerable time doing research, testing, and reviewing many healthcare products.