Kelty Pack Cosmic Down 40 product image
Kelty Pack Cosmic Down 40 product image
Kelty Pack Cosmic Down 40 product image

Kelty Pack Cosmic Down 40

Color: Smoke/castle Rock
Bag Size: Regular
  • Quilt-through construction
  • Internal stash pocket
  • Stuff sack included
Delivery & Pickup Options

Ship To Me

Store Pickup

Product Information

Temp Rating

35 Degrees or Higher

Insulation Type


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Temperature Rating

  • ISO Comfort Rating: 48°F / 9°C
  • ISO Limit Rating: 40°F / 4°C
  • ISO Extreme Rating: 15°F / -9°C


  • Insulation: 550FP Duck Down
  • Shell material: 20D 400T Nylon
  • Liner material: 50D 300T Polyester


  • The Kelty Pack Cosmic Down 40 is designed with warm 550 fill down and internal stash pocket to store smaller items
  • Equipped with a Quilt-through construction that helps thermal efficiency and a zipper draft tube with anti-snag zipper
  • Features C0 and PFC-free DWR fabrics and natural footbox for more wiggle room
  • Dual slider for ventilation with locking zippers
  • Includes stuff sack
  • Country of Origin : Imported
  • Brand : Kelty
  • Web ID: 21KELUCSMC40DG550CSL
  • SKU: 22372620


Sleeping Bag SizeRegular
Minimum Trail Weight1 lbs. 12 oz.
Temp Rating 40° F
Fill Weight9.14 oz.
Insulation TypeDown
Fill Power600
Shoulder Girth56 in.
Hip Girth48 in.
Footbox Girth34 in. in.
Fits Up To6 ft. in.
Shell Fabric20d 100% Nylon
Zipper Location Right
Stuff Sack Included Yes
Stuff Sack Size 10 x 7 in

Customer Reviews