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Kelty Cosmic Ultra 0 Sleeping Bag

sku# 187574
Kelty - Cosmic Ultra 0 Sleeping BagKelty - Cosmic Ultra 0 Sleeping BagKelty - Cosmic Ultra 0 Sleeping BagKelty - Cosmic Ultra 0 Sleeping Bag
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Product Info

The Kelty Cosmic Ultra 0 Sleeping Bag is Kelty's premium mummy bag for backpackers who take their sleep seriously, no matter what's going on outside the tent. It's filled with top shelf 800 Fill DriDown for better performance in wet or humid conditions, and designed with an innovative trapezoidal baffle construction that retains heat to keep you warmer for longer. If you need a bag capable of performing in the harshest conditions, the Cosmic Ultra 0 is up to the task.

Product Details


Shell20D 400T Nylon

Liner20D 400T Nylon

Treated with Environmental and Health Friendly PFC-free DWR


Premium 800 Fill DriDown

ISO Temp RatingComfort 18° / Limit 5°


Fits Up To6' (183 cm) Regular / 6'6" (198 cm) Long

Fill Weight35.27 oz (1000 g) Regular / 38.73 oz (1098 g) Long


Innovative Trapezoidal Baffle Construction

Handy Stash Pocket

Natural Fit Spacious Footbox

Anti-Snag Zipper

Dual Slider for Ventilation

Compression Stuff Sack Included


  • Insulation: Down
  • Temperature Rating: 5
  • Shape: Mummy
  • Stuff Sack Size: 10" x 19"
  • Warranty: Limited Lifetime
Size Long Right Hand Regular Right Hand
Length Long Regular
Zipper Location Right Side Right Side
Max User Height 6'6" 6'
Weight (lbs) 4.43 4.17
Weight (g) 2010 1890

Other Notes

Kelty products can only be shipped within the United States



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