Saros 32 Sleeping Bag (0C)The Saros 32F 0C is a warm, lightweight, and fully featured synthetic sleeping bag offering three season comfort while camping and backpacking EraLoft synthetic fill insulation is efficient, compressible and water resistant using hollow fibers to reduce weight without sacrificing warmth With Additional Room for Multiple positions (W. A. R. M.) fit means it allows for various natural sleep positions while maintaining thermal efficiency SynergyLink