Providing high-performance warmth at a minimal weight, the Hyperion sleeping bags are some of the lightest sleeping bags in their class without sacrificing an ounce of performance. The Hyperion 20F/-6C and Hyperion 32F/0C combine unrivaled packability and featherweight construction with high-quality materials and essential warmth. Using 900-fill Nikwax Hydrophobic Down and box baffled construction, these sleeping bags are backed with Therm-A-Rest's Better Sleep Guarantee.
