Nitrous -1°CThe Nitrous sleeping bag is the perfect when every gram counts. Designed for superior performance in summer or shoulder seasons. The mummy shape is generous, and filled with 800 850 loft Hydrophobic Down Non PFC, in a box wall baffle construction. Incredibly compact, Its available in three temperatures, rated to the lower limit for both males (M) and females (F): +2 M (+9 F) C or 1 M (+4 F) C or 3 M (+3 F) C tested in accordance with ISO 23537. 1. The