With the Star Fire UL 20 from Big Agnes, the goal is to feel like a mummy. We know you've been dreaming of a sleeping bag that follows the curves of your body and makes you feel protected from all external elements. Thanks to its very snug fit and 850 fill power duck down, you will stay warm throughout your nights even at temperatures as low as -5°C. Lightweight and particularly compressible due to its composition, the Star Fire UL 20 is perfect for those who love to wrap themselves in blankets like sushi without feeling oppressed. Sarcophagus-shaped sleeping bag Duck down certified by the Responsible Down Standard Fill power: 850 cuin Comfort temperature: -2°C Limit temperature: -8°C Weight: 794 g (S) 879 g (R) 964 g (L) Big Agnes Star Fire UL 20 - Sleeping bag