Best of all, a compression sack is included to ensure that your sleep kit doesn’t take up too much space in your pack.
Sea to Summit’s Ascent 0-Degree down sleeping bag is an uber-warm sleeping bag that can handle the toughest cold weather camping (or simply keep those of us who run cold toasty). This baby is filled with high-quality, 750-fill-power UltraDry Down (certified to the Responsible Down Standard) that provides excellent insulation and compressibility, and it has a water-repellent treatment that protects it from moisture. The Ascent AcIII also offers a unique zipper system and anatomically-shaped footbox that allows you to adjust the warmth and ventilation according to your preference. Unzip for extra airflow, or close it up for extra coziness. Best of all, a compression sack is included to ensure that your sleep kit doesn’t take up too much space in your pack.