Spark Ultralight Down Sleeping Bag for Outdoor Enthusiasts
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Category: step down sleeping bag

About this item
- Full box baffles for maximize warmth; Sea to Summit Guarantee is offered for the Lifetime of this product
- Nylon
- 15-degree Fahrenheit (-9-degree Celsius) ultralight down sleeping bag for 2-season backpacking, bike packing, and touring
- 850+ fill power down insulation with Responsible Down Standard certification, treated with non-PFC Ultra-Dry technology for improved moisture response, maintaining loft and performance
- Contoured mummy shape provides adequate room for a natural sleeping position; YKK #5 zippers provide reliable, snag-free operation
- Ultralight 10D shell with PFC-free DWR keeps the hood and footbox highly water resistant; breathable 10D nylon liner provides all-night comfort






