Kelty
Cosmic
Best reliable warmth for budget conscious cold weather campers.
This sleeping bag utilizes a unique trapezoidal baffle construction to maximize thermal efficiency and heat retention. Designed for cold-weather comfort, it features high-quality down insulation paired with a durable, soft-touch shell. The inclusion of a spacious, natural-fit footbox ensures ample room for movement, while the anti-snag zipper system and internal storage pocket add practical convenience for overnight trips. Finished with an environmentally conscious water-repellent coating, this bag provides a reliable balance of warmth and weight for extended outdoor excursions in varying conditions.
$314.95
More Cosmic Options
Cosmic 20
$159.95
Cosmic Down 20
$189.95
Cosmic 40
$119.95
Cosmic Synthetic 0 Degree
$139.95
Cosmic Synthetic 20 Degree
$119.95
Cosmic Synthetic 20
$109.95
Cosmic 20 Degree Sleeping Bag
$159.95
Cosmic Ultra 20 Degree
$269.95
Cosmic 20 Sleeping Bag (Long)
$109.95
Cosmic 20 Sleeping Bag
$118.22
Cosmic Ultra 0°F Sleeping Bag
$219.95
Cosmic Ultra 800 DriDown Sleeping Bag
$184.48
Cosmic 0 Synthetic Sleeping Bag
$129.95
Cosmic 20 Sleeping Bag
$118.22
Cosmic Ultra 0°F
$245.97
Kelty Cosmic 20
$169.99
Kelty Cosmic Synthetic 0 Degree Sleeping Bag
$166.00
Kelty Cosmic Down 20
$189.95
Kelty Cosmic Ultra 0
$369.95
Cosmic Synthetic 40 Degree
$99.95
Cosmic Synthetic 20
$109.95
Owner Satisfaction
4.5
/ 5
Category Rank
1010
/ 2020
#1010 in Sleeping Bags
Price vs Category Average
+88%
Above average
ISO Comfort Rating
178
/ °F / -°C
Who it's for
- Backpackers prioritizing lightweight gear for frigid conditions.
- Value-seeking adventurers needing reliable cold-weather protection.
- Campers and backpackers encountering unpredictable or humid weather.
Who should skip it
- Ultralight backpackers requiring the absolute smallest packed size.
- Restless sleepers desiring ample space and comfort throughout the night.
- Experienced users seeking advanced comfort and convenience features.
Key Specs
ISO Comfort Rating
17°F / -8°C
ISO Limit Rating
4°F / -16°C
ISO Extreme Rating
-34°F / -37°C
Fits to
6' 6" / 198 cm
Weight
4 lb. 13 oz. / 2.18 kg
Fill weight
41.55 oz. / 1178 g
Stuffed size
10" x 19" / 25 x 48 cm
Insulation
550FP Duck Down
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$315