Packing a lot of heat into a light package, the Marmot Helium 15 down sleeping bag is built for 3-season backpacking and mountaineering treks. It's great for cold sleepers in much warmer temps, too.
Features
Certified 800-fill-power goose down features ExpeDRY for quicker drying
Main zipper with antisnag slider and fold-down second zipper provides added ventilation and easy access
Anatomically designed footbox with wraparound construction increases warmth