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🌌 Sleep under the stars, sustainably and snugly.
The Kelty Cosmic 20 Down Mummy Sleeping Bag is a three-season, lightweight backpacking essential featuring 550 fill power ethically sourced down, recycled nylon and polyester shell with PFAS-free water repellent finish. Designed in Colorado, it offers ISO 20°F comfort rating, dual zippers for ventilation, and a natural-fit footbox, all packed into a highly compressible 2 lb 6 oz package that extends your camping season while minimizing environmental impact.

















| ASIN | B0CSPJR61T |
| Additional Features | Highly Compressible and Lightweight, RDS Certified Down, Recycled Shell + Liner Fabrics |
| Age Range Description | Adult |
| Best Sellers Rank | #11,268 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #37 in Camping Sleeping Bags |
| Brand Name | Kelty |
| Closure Type | Zipper |
| Color | Dark Blue |
| Customer Reviews | 4.7 4.7 out of 5 stars (262) |
| Fabric Type | Recycled Nylon and Recycled Polyester Taffeta |
| Fill Material Type | Down |
| Included Components | Kelty Cosmic 20 Sleeping Bag, Kelty Limited Lifetime Warranty, Stuff Sack |
| Item Dimensions L x W | 84"L x 30"W |
| Item Type Name | Down Sleeping Bag |
| Item Weight | 1.27 Kilograms |
| Manufacturer | Kelty |
| Manufacturer Part Number | 35413724LR |
| Material | PFC-free DWR, [lining] 50D polyester, [shell] 20D nylon |
| Maximum Height Recommendation | 7 Feet |
| Model Number | Kelty |
| Occupancy | 1 Person |
| Seasons | 3 Seasons |
| Shape | Mummy |
| ShellMaterial | Recycled 20D Nylon Taffeta |
| Size | Long |
| Sport Type | Camping & Hiking, Backpacking |
| Temperature Rating | 20 Degrees |
| UPC | 727880887520 |
| Unit Count | 1.0 Count |
| Warranty Description | Kelty Limited Lifetime Waranty |
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