The Blue Wolf Down sleeping bag is for the serious mountaineer who plans on spending some quality time with Mother Nature's dark side. It is a serious bag for serious conditions such as Mt. Everest or Antarctica. Comfort rated to -10°C, and transition rated to -17°C, this sleeping bag will keep you warm in some of the coldest environments. 10cm longer and 8cm wider than the standard Blue Wolf.
Differentially cut (outer is cut bigger than inner) 3-Dimensional construction
Overfilled chest and foot sections
Built-in cowl and oversized inside hood ensures a snug fit
Twin collar baffle for maximum heat retention
Tested on Mt. Everest
Shell fabric: 40D 290T Mini R/S Nylon with white milky coating 3K/3K (breathability and waterproof).