Sea to Summit Spark 28-Degree Ultralight Down Sleeping Bag, Regular
- 28-degree Fahrenheit (-2-degree Celsius) ultralight down sleeping bag for 2-season backpacking, bike packing, and touring.
- technical mummy shape features hood and zipper draft tubes.
- High-loft 850 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance.
- Ultralight, compressible 10D nylon shell with 7D liner fabric for minimal weight and bulk.
- Contoured mummy shape provides adequate room for a natural sleeping position.
- baffle construction in the torso and sewn-through in the leg area.
- Regular size bag has a max user height of six feet.
- compresses to 2.5 liters with included Ultra-Sil compression sack.