Columbia 40°F Mummy Sleeping Bag

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Stay warm in cool conditions with the Columbia 40°F Mummy Sleeping Bag. Designed especially for backpackers, this lightweight bag boasts a soft, warm to the touch liner and a moisture-wicking exterior so you’re dry, even when the elements strike. This adult bag is made with polyester taffeta and a soft pongee liner.




Lightweight design is ideal for backpacking
Temperature rating: 40°
Comfort rating: 40°
Mummy shape
Adult size
Soft, warm to the touch liner
Moisture-wicking exterior helps keep you dry
Synthetic insulation with four-hole fiber poly fill for lightweight warmth
Materials: soft pongee liner; 50D polyester taffeta shell
Heavy-duty double pull zippers
Machine washable