Looking for a lightweight and warm three-season down sleeping bag? The Kelty Cosmic 0ºF Down Sleeping Bag provides trapezoidal baffle construction to improve comfort and warmth.

Trapezoidal baffling sounds a lot like geometry class, but don't worry, we won't test ya. The Kelty Cosmic 0ºF Down Sleeping Bag employs this unique baffing style for better thermal efficiency in its lightweight and cozy 550 fill down. A three-season superstar, the Cosmic also boasts an internal zippered pocket to stash your goodies, a spacious footbox so you can wiggle your little piggies, and an environmentally-friendly CO- and PFC-free DWR treatment to keep the bag from wetting out when the skies get grumpy.

2023 CLOSEOUT

Specs

• Three-season down sleeping bag 
• Innovative trapezoidal baffle construction leads to better thermal efficiency
• Lightweight and warm 550 fill down
• Environmental and health-friendly CO- and PFC-free DWR fabrics
• Zippered internal stash pocket
• Buttery-soft and durable 20D nylon shell fabric
• Zipper draft tube with anti-snag zipper
• Dual slider for ventilation with locking zippers
• Natural fit spacious footbox give you more room to wiggle your toes
• Stuff sack included

Shape	Mummy
ISO Limit Temp Rating	4°F / -16°C
Length	Reg - 6' / 183 cm  Long - 6'6" in / 198 cm
Fill Weight	Reg - 39.51 oz / 1120 g  Long - 41.55 oz / 1178 g
Fill Type	550FP Duck Down
Zipper Location	Right
Weight	Reg - 4.34 lbs / 1.97 kg  Long - 4.63 / 2.1 kg
Lining Material	50D 300T Polyester
Shell Material	20D 400T Nylon