• nylon
• Women’s 48-degree Fahrenheit (9-degree Celsius) ultralight down sleeping bag for warm weather backpacking, bike packing, and touring; contoured mummy shape features hood and zipper draft tubes
• 850 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance
• Women’s design features shorter length, narrower shoulder, and wider hip to increase thermal efficiency; down chambers are mapped to a woman’s physiology to maximize warmth
• Ultralight 10D nylon shell with 7D liner fabric for minimal weight and bulk; one-third length, right-side YKK zipper
• Regular size bag has a max user height of five feet seven inches; bag weighs 0.8 pounds; compresses to 1.6 liters with included Ultra-Sil compression sack