- 0-degree Fahrenheit (-18-degree Celsius) down sleeping bag for 4-season, cold weather backpacking; mummy style features shaped hood, draft collar, and zipper draft tube
- 750 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance
- Lightweight 20D nylon shell; YKK zippers with full-length right-side zip, half-length left-side zip, and foot zip for ventilation and versatility; internal pocket for small essentials
- Relaxed mummy shape offers more room between hips and knees for a natural sleeping position; vertical baffles over the chest prevent down fill from shifting
- Regular size bag has a max user height of six feet; bag weighs 2.9 pounds; compresses to 8.2 liters with included Ultra-Sil compression sack