Lining: EVA

virtually eliminating the effects of wind to maintain outstanding boil times and save fuel

Phillips and T25 drivers

Futter: 100% recyceltes Polyester

now with arms

spark pro 1 c down sleeping bag 2025 dayhike Lining: EVAPremium version of Sea to Summits lightweight Spark bag The Spark range of sleeping bags from Sea to Summit are designed for fleet footed adventures where every gram counts and the big upgrade on the Spark Pro is the quality of the down fill. The Pro uses absolute crme de la crme 900+ fill power goose down, making it a good deal warmer than the standard Spark for very little extra weight. A lower limit of 2 for a 619g bag is pretty sweet, wouldnt you