Big Agnes Blackburn UL Sleeping Bag: 0F Down with Dry Sack

The Blackburn UL 0 is one of the most technically designed Big Agnes System bags, using thier Flex Pad Sleeve design, a very durable nylon ripstop shell fabric, and super cozy 850 fill power DownTek™ water repellent insulation. This bag combines ultralight versatility with a long line of packable creature comforts. Whether you’re a 3/4 length-pad carrying, fast-fly tent gram counter, or just gearing up for a cold weather hut trip where weight and packed size is important, this is the go-to bag for you.