- 0 Degree Temp Rating, Long Size: Fits sleepers up to 6ft 6in, fill weight 60oz, total weight 4lbs 11oz, stuff size (non-compressed) 17×11 inches.
- Packability: Integrated compression stuff sack, coupled with the premium packability of the synthetic fill allow the Cosmic synthetic to reach minimalist standards of backpacking gear. Trail weight varies by temp rating, from 2lbs 6oz to 4lbs 11oz.
- Insulation: Cirroloft synthetic insulation provides reliable warmth in cold and damp conditions, maintains loft for even coverage with no cold spots. Temperature ratings from 0 degrees to 40 degrees, to ensure your time on the trail is comfortable.
- Tailored Fit: Natural fit spacious footbox gives more room to wiggle your toes, and length options range to fit sleepers 5’8” to 6’6”. A handy stash pocket on the exterior of the bag for your overnight goodies and essentials in the tent.
- Kelty Craftsmanship: Kelty is synonymous with quality in the outdoor community. Kelty gear is built for play, and built to last. The Cosmic Synthetic bag is ready to be put through the ringer on the trail, campground, and everywhere in between.
Kelty Cosmic Synthetic 0F Degree Mummy Sleeping Bag, 4 Season (Long)
$159.95 (as of 09/27/2026 14:00 PST – DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)
Fits sleepers up to 6ft 6in, fill weight 60oz, total weight 4lbs 11oz, stuff size (non-compressed) 17×11 inches.
| Brand | Kelty |
|---|---|
| Manufacturer | Kelty |
| Binding | Sports |
| Product Group | Outdoors |
| EAN | 0727880890612 |
| UPC | 727880890612 |
| Part Number | 35428525LR |
| Model | 35428525LR |
| Warranty | Kelty Limited Lifetime Warranty |
| Color | Fired Brick Red |
| Product Dimensions | 74 x 30 x 3 inches |
| Size | Long (2025) |
| Number Of Items | 1 |
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