Kelty Cosmic 40 Sleeping Bag: 40F Down

Compare prices from top U.S. retailers and find the best available deal.

$119.95 - $159.95
8 offers4 retailers
Updated 3 hours ago
Kelty
BEST DEAL

$119.95

25% OFF

$159.95

Size: REG/RIGHT ZIP
Color: Dill/Duffel Bag/Cherry Mahogany
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JensonUSA

$139.95

13% OFF

$159.95

Size: REG/RIGHT ZIP
Color: Dill/Duffel Bag/Cherry Mahogany
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Campmor

$139.95

13% OFF

$159.95

Size: REG/RIGHT ZIP
Color: Dill/Duffel Bag/Cherry Mahogany
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Backcountry

$139.95

13% OFF

$159.95

Size: REG/RIGHT ZIP
Color: Dill/Duffel Bag/Cherry Mahogany
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Kelty

$139.95

13% OFF

$159.95

Size: LONG/RIGHT ZIP
Color: Dill/Duffel Bag/Cherry Mahogany
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Price History

MSRP

$159.95

Best Price

$119.95

Size: AllColor: All

No price history available for the selected filters.

Product Details

The Kelty Cosmic 40 Sleeping Bag provides lightweight warmth and maximum comfort from spring through fall. The bag is cut with generous room around and shoulders and feet, with an expanded natural-fit footbox that allows our toes to wiggle while we sleep. The 550-fill down is light and lofty, trapping warmth to keep us sleeping soundly on cooler nights, and the two-way zippers allow us to keep hot air moving through the warmer months. The bag has an internal stash pocket that allows us to keep track of our phone, watch, or headlamp while we sleep, and packs down small in the included stuff sack for quick overnight adventures.

Key Specifications

BrandKelty
CategoryBackpacking sleeping bags
Available SizesLONG/RIGHT ZIP, REG/RIGHT ZIP
Available ColorsDill/Duffel Bag/Cherry Mahogany

Where to Buy

Available at 4 retailers

KeltyJensonUSACampmorBackcountry

Last Updated: April 4, 2026

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