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Kingcamp

KingCamp Oasis C 250 Sleeping Bag | 3-Season Cotton Flannel-Lined Envelope Bag

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

3-season Sleeping

Comfort rating of 50°F, lower

100% Cotton

Flannel lining offers a soft,

250g/m² Hollow

Fiber insulation provides balanced warmth

Envelope Shape

Extended hood and generous shoulder

Left Right

Zippers allow two bags to

$54.99
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SKU: kingcamp-oasis-c-250-sleeping-bag-3-season-cotton-flannel-lined-

Overview

This envelope-style sleeping bag is built for campers who want a softer, roomier sleep setup without giving up practical three-season use. Its cotton flannel lining and hollow fiber insulation are paired with a full-length two-way zipper, extended hood, and generous shoulder room to support comfort on spring, summer, and early fall trips. The ability to zip two bags together adds flexibility for couples or anyone who wants extra space, while the water-repellent shell and included compression sack help it handle changing conditions and pack away more easily. It suits car camping, RV trips, backyard sleepouts, and other outings where comfort matters as much as portability.

Why Hunters Choose the Kingcamp

100% Cotton

Flannel lining offers a soft,

Iso-certified 3-season

Temperature ratings support spring, summer,

Envelope Shape

Extended hood provides a roomier,

Left Right

Zippers allow two bags to

Compression Storage

Bag is included for more

Key Features

  • 3-season sleeping bag with comfort rating of 50°F, lower limit of 43°F, and extreme rating of 23°F.
  • 100% cotton flannel lining offers a soft, breathable interior for added comfort.
  • 250g/m² hollow fiber insulation provides balanced warmth for spring, summer, and early fall use.
  • Envelope shape with extended hood and generous shoulder room for a roomier fit.
  • Left and right zippers allow two bags to zip together for double-width sleeping space.
  • Includes a compression storage bag with four-sided cinch for compact packing and transport.

Best Used For

  • Spring, summer, and early fall campers wanting a comfortable three-season sleeping bag
  • Couples who want two compatible bags zipped together for extra sleeping space
  • Car campers and RV travelers prioritizing softness and easy packed storage
  • Users who prefer a roomy envelope bag with hood and ventilation options
  • Backyard sleepouts or guest-bed backup use where home-like comfort matters

Specifications

Adjustable Hood DrawcordYes
Comfort Rating50°F (10°C)
Compression Storage BagYes
Double Sleeping Bag CompatibilityYes
Extended Hood30 cm (11.8")
Extreme Rating23°F (-5°C)
Fill ConstructionS-Quilt Construction
Foot ZipperYes
Full Length Two Way ZipperYes
Hanging LoopsYes
IncludedSleeping Bag, Compression Storage Bag
Insulation250g/m^2 Polyester Hollow Fiber Fill
Lining100% Cotton Flannel
Lower Limit43°F (6°C)
Packed SizeCompression Sack - Compact Storage
ShapeRectangular / Envelope with Hood
Shell CoatingWater-Repellent Coating
Shell Fabric190T Polyester with Water-Repellent Coating
StorageCompression Sack with 4-Way Cinch
Temperature RatingComfort 50°F (10°C) | Limit 43°F (6°C) | Extreme 23°F (-5°C)
Unfolded Size(190+30) x 75 cm (74.8" + 11.8" x 29.5")
Weight1.6KG (3.53 LBS)
ZipperFull-Length Two-Way with Inner/Outer Pulls - Compatible for Double Bag
Zipper Baffle At CollarYes
Zipper CompatibilityLeft and right zipper compatibility

Pros

  • 100% cotton flannel lining offers a soft, comfortable feel against the skin.
  • ISO-certified 3-season temperature ratings support spring, summer, and early fall use.
  • Envelope shape with extended hood provides a roomier, more relaxed sleeping space.
  • Left and right zippers allow two bags to zip together for double-width comfort.
  • Compression storage bag is included for more compact packing and transport.
  • Full-length two-way zipper adds ventilation options from either end.

Considerations & Trade-offs

  • Best suited to spring, summer, and early fall use; it is not positioned as a cold-weather sleeping bag.
  • The roomy envelope shape and extended hood improve comfort, but they also make it less compact than a more tapered design.
  • The cotton flannel lining adds a softer, home-like feel, though it may be less practical than lighter synthetic linings for fast-drying use.
  • The compression sack helps with packing, but the bag is still a 1.6 kg carry, so it is more at home in car camping or RV setups than long-distance backpacking.

Suggested Comparisons

  • 3-season sleeping bags
  • double sleeping bags
  • camping quilts
  • camp blankets

Suggested Accessories

  • Sleeping bag liner
  • Compression stuff sack
  • Camping pillow
  • Sleeping pad

Frequently Asked Questions

What temperature range is the KingCamp Oasis C 250 rated for?

The listed ratings are Comfort 50°F (10°C), Lower Limit 43°F (6°C), and Extreme 23°F (-5°C).

Is this sleeping bag designed for one person only?

It is a single sleeping bag, but the left- and right-zipper compatibility allows two Oasis C 250 bags to zip together for double-width sleeping.

What kind of lining does it have?

The lining is 100% cotton flannel, described as soft and breathable.

Does it come with a storage or compression bag?

Yes. The product includes a compression storage bag with a four-sided cinch.

What are the packed and unfolded dimensions?

The unfolded size is listed as 74.8" + 11.8" L x 29.5" W (190+30 x 75 cm) with an extended hood. A specific packed size measurement is not provided, only that it stores in the included compression sack.