Description
Enjoy the outdoors in the Kelty Cosmic Synthetic 40 Sleeping Bag. Kelty makes it easy to hit the trail without overpacking or overspending. Designed for mild-weather adventures, this lightweight mummy bag features fully recycled materials and CirroLoft ECO insulation for compressible, cozy warmth. A soft-touch 20D nylon shell with a PFAS-free DWR finish repels moisture, while the roomy natural-fit footbox and contoured hood keep comfort front and center. With thoughtful features like a zippered stash pocket and snag-resistant dual sliders, the Cosmic 40 is built to deliver reliable rest under the stars—spring, summer, and early fall.
- CirroLoft ECO synthetic insulation made from 100% recycled fibers
- Lightweight and compressible warmth
- Three-season sleeping bag
- Soft 20D recycled nylon taffeta shell with PFAS-free DWR
- Offset quilt construction reduces cold spots
- Natural-fit footbox for extra wiggle room
- Zippered internal stash pocket
- Full-length draft tube with dual locking sliders and anti-snag treatment
- Contoured hood with insulated upper tube for comfort and warmth
- Compression stuff sack included
- Shell Material: Recycled 20D Nylon Taffeta
- ISO Comfort Rating: 37°F / 5°C
- ISO Limit Rating: 27°F
- Fits to: 6’6″ / 198 cm
- Length: 85″ / 214 cm
- Shoulder Width: 32″ / 81 cm
- Fill Weight: 23.5 oz
- Total Weight: 2 lbs 8 oz
- Stuffed Size: 19″ x 12″ / 50.8 x 30.5 cm






