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A cheap sleeping bag can feel clingy or leave a chemical smell. Consumer Reports spent weeks testing four options for comfort

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A sleeping bag can make or break a camping trip, and the difference often comes down to the liner material. How a bag feels against the skin, how well it retains warmth and how small it packs down can vary widely between bags priced within a similar range.

Consumer Reports spent weeks camping outdoors testing four sleeping bags for comfort, warmth and packability, so campers can find one that actually delivers a good night's sleep outside.