Snow Peak Sleeping Bag, Disaster Prevention, Separate Off-Ton, Wide Washable Down

Set Includes: Main unit, storage case, storage case
Material: Outer Material/Storage case: High-density nylon taffeta, Lining: Storage case: TC cotton, Padding: washable down 24.6 oz (700 g) (80% duck down, 20% feather)
Size: Bed 41.3 x 82.7 inches (105 x 210 cm), Hanging 43.3 x 78.7 inches (110 x 2
Size when stored: Diameter 7.9 x 18.9 inches (20
Net Weight: Approx. 7.6 oz (2,000 g)
Operating Temperature: 6.6°F (2°C)

It is completely different from envelope types. Double zippers on both sides allow you to separate your comforter and futon like a home futon. It can be hung vertically or horizontally, so it can be used in hot and cold seasons.

ASIN: B001A3I210