Best Rectangular Sleeping Bags

Klymit Nest Sleeping Bag Liner, Warm Weather Sleeping Bag Insert, Gray, L

  • Keep Cool: Add a cooling layer to your sleeping bag with the help of this machine-washable sleeping bag liner made from breathable bamboo fabric.
  • Easy To Use: Comes equipped with a quarter-length slit, complete with a hook-and-loop closure, that allows for easy entry and exit.
  • Klymit Bag Compatible: Pair with any Klymit camping sleeping bag.
  • Works with both Mummy and rectangular backpacking sleeping bags.
  • Compact and Easy To Store: Included compression stuff sack packs down small.
  • Measures 35 by 78 inches unfolded, 8.5 by 8.5 inches when packed, and weighs 21 ounces.
  • Get Outside With Klymit: We want you to focus on soaking up your time outside with the company you keep and spend less time worrying about your lightweight camping gear.
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Klymit Nest Sleeping Bag Liner, 2-Person Sleeping Bag Insert, Gray, XL

  • Extra Warm: Add an extra layer of warm to your sleeping bag with the help of this machine-washable ultra-brushed soft-touch sleeping bag liner.
  • Easy To Use: Comes equipped with a quarter-length slit, complete with a hook-and-loop closure, that allows for easy entry and exit.
  • Klymit Bag Compatible: Pair with any Klymit camping sleeping bag.
  • Works with both Mummy and rectangular backpacking sleeping bags.
  • Compact and Easy To Store: Included compression stuff sack packs down small.
  • Measures 39 by 82 inches unfolded, 10 by 8 inches when packed, and weighs 11.2 ounces.
  • Get Outside With Klymit: We want you to focus on soaking up your time outside with the company you keep and spend less time worrying about your lightweight camping gear.
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Guide Gear Sleeping Bag for Adults, Cold Weather, Winter, Hiking, Camping, Hunter, Canvas, -30 Degrees

  • EXTREME SLEEPING BAG – Our down sleeping bag is rated to -30 degrees Fahrenheit and ideal for late-season hiking, hunting and camping in low temperatures.
  • GENEROUSLY SIZED - The rectangular-shaped sleep bag is a generous size and allows room to move for a comfortable sleep, unlike narrower bags.
  • CANVAS SHELL – Featuring a cotton duck canvas shell and brushed-cotton flannel plaid lining for cozy outdoor camping on winter nights.
  • INSULATED – 9 lbs. of fiberfill insulation keeps you toasty with a 2-way zipper for easy access. Sleeping bag straps are included so you can roll up the thermal sleeping bag and take it anywhere.
  • HOODED – The camping sleeping bag features an attached hood and drawstring to keep in the heat. The robust design is highly durable and made from quality materials that last.
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Klymit Nest Sleeping Bag Liner, 1-Person Sleeping Bag Insert, Gray, L

  • Extra Warm: Add an extra layer of warm to your sleeping bag with the help of this machine-washable ultra-brushed soft-touch sleeping bag liner.
  • Easy To Use: Comes equipped with a quarter-length slit, complete with a hook-and-loop closure, that allows for easy entry and exit.
  • Klymit Bag Compatible: Pair with any Klymit camping sleeping bag.
  • Works with both Mummy and rectangular backpacking sleeping bags.
  • Compact and Easy To Store: Included compression stuff sack packs down small.
  • Measures 35 by 78 inches unfolded, 8.5 by 6.5 inches when packed, and weighs 9.6 ounces.
  • Get Outside With Klymit: We want you to focus on soaking up your time outside with the company you keep and spend less time worrying about your lightweight camping gear.
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Big Agnes Lost Ranger UL 3N1 (850 Downtek) Sleeping Bag, 15 Degree, Long-Left Zip

  • ...s achieved when inner and outer bags are layered  , using offset quilting to minimize cold spots. The inner bag design mimics our award-winning Sidewinder sleeping bag, designed for side sleepers and made to move with you from side to side. Use the inner bag alone for your fast and light adventures..
  • The spacious, rectangular shaped outer bag is constructed with a no-draft collar, no-draft wedge, and a single no-draft, anti-snag left side zipper with zipper garage. Use just the outer bag with your pad for those warmer nights under the stars. Pad sold separately  ..
  • Stay on top of your pad all night long! The easy to use Pad Cinch System is adjustable to a variety of pad sizes. The self-equalizing drawstring easily connects bag to pad and the middle securement feature provides extra stability. Keep your pillow under your head by using the pillow barn attached to the outer bag pad sleeve..
  • Lifetime Warranty – Regular length fits campers up to 6’6"/198cm.
  • Weighs just 2 lbs. 6 oz. and compresses down to 9” x 8.5”. Temperature rating on these bags, like on all bags, is based on use with a 0 F rated pad. Sleep System bags should not be used without a sleeping pad (sold separately)..
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Big Agnes Lost Ranger 3N1 (650 DownTek) Sleeping Bag, 0 Degree, Regular

  • ...cy is achieved when inner and outer bags are layered, using offset quilting to minimize cold spots. The inner bag design mimics our award-winning Sidewinder sleeping bag, designed for side sleepers and made to move with you from side to side. Use the inner bag alone for your fast and light adventures..
  • The spacious, rectangular shaped outer bag is constructed with a no-draft collar, no-draft wedge, and a single no-draft, anti-snag left side zipper with zipper garage. Use just the outer bag with your pad for those warmer nights under the stars. Pad sold separately..
  • Stay on top of your pad all night long! The easy to use Pad Cinch System is adjustable to a variety of pad sizes. The self-equalizing drawstring easily connects bag to pad and the middle securement feature provides extra stability. Keep your pillow under your head by using the pillow barn attached to the outer bag pad sleeve..
  • Lifetime Warranty – Regular length fits campers up to 6’/183cm.
  • Weighs just 3 lbs. 12 oz. and compresses down to 11.5” x 10.5”. Temperature rating on these bags, like on all bags, is based on use with a 0 F rated pad. Sleep System bags should not be used without a sleeping pad (sold separately)..
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Big Agnes Lost Ranger 3N1 (650 DownTek) Sleeping Bag, 15 Degree, Long

  • ...cy is achieved when inner and outer bags are layered, using offset quilting to minimize cold spots. The inner bag design mimics our award-winning Sidewinder sleeping bag, designed for side sleepers and made to move with you from side to side. Use the inner bag alone for your fast and light adventures..
  • The spacious, rectangular shaped outer bag is constructed with a no-draft collar, no-draft wedge, and a single no-draft, anti-snag left side zipper with zipper garage. Use just the outer bag with your pad for those warmer nights under the stars. Pad sold separately..
  • Stay on top of your pad all night long! The easy to use Pad Cinch System is adjustable to a variety of pad sizes. The self-equalizing drawstring easily connects bag to pad and the middle securement feature provides extra stability. Keep your pillow under your head by using the pillow barn attached to the outer bag pad sleeve..
  • Lifetime Warranty – Regular length fits campers up to 6’6"/198cm.
  • Weighs just 3 lbs. 1 oz. and compresses down to 9.5” x 9.5”. Temperature rating on these bags, like on all bags, is based on use with a 0 F rated pad. Sleep System bags should not be used without a sleeping pad (sold separately)..
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VENTURE 4TH 3-Season Sleeping Bag Single Regular Size - Lightweight Comfortable Water Resistant Backpacking Sleeping Bag for Adults & Kids - Ideal for Hiking Camping & Outdoor – Blue/Gray

  • ✅ Thicker & Warmer Than Our Summer Sleeping Bag: This 3-Season Sleeping Bag weighs only 4.2lbs including the carrying bag. Make the most of any hike....
  • ✅ Comfortably Fits Kids And Adults Up To 5’11”: This sleeping bag is large enough for children and most men and women. The rectangular shape....
  • ✅ Durable, Breathable And Skin Friendly: High-grade polyester is used for the shell and filling of this compact sleeping bag.
  • ✅ Designed For Hiking, Backpacking, Camping And More: This Sleeping Bag is a valuable piece of outdoor gear for your next adventure, summer camp,....
  • ✅ Hassle Free Assurance: Experience the ultimate in compact sleeping bags or get your money back. Our ultralight sleeping bag comes with peace of....
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VENTURE 4TH Summer Sleeping Bag Single Regular Size - Lightweight Comfortable Water Resistant Backpacking Sleeping Bag for Adults & Kids - Ideal for Hiking Camping & Outdoor - Blue/Black

  • ✅ Lightweight And Easy To Carry: This Ultralight sleeping bag weighs only 2.9lbs including the carrying bag. Make the most of any hike with a....
  • ✅ Comfortably Fits Kids And Adults Up To 5’11”: This sleeping bag is large enough for children and most men and women. The rectangular shape....
  • ✅ Durable, Breathable And Skin Friendly: High-grade polyester is used for the shell and filling of this compact sleeping bag.
  • ✅ Designed For Hiking, Backpacking, Camping And More: This Sleeping Bag is a valuable piece of outdoor gear for your next adventure, summer camp,....
  • ✅ Hassle Free Assurance: Experience the ultimate in compact sleeping bags or get your money back. Our ultralight sleeping bag comes with peace of....
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