If its cold and snowy, then Sphere Down Winter by Mammut is the sleeping bag you need! High-quality materials and an extremely low weight with great heat retention makes this sleeping bag really stand out. The white goose down plays the leading role, it is very high quality, providing not only a lot of heat and low weight, but together with the soft lining also allows a great sleeping environment! The outer material is also DWR-treated so its windproof and highly water repellent. So in winter, drops of condensation run off well and don't affect the fill power of the down!
There are also a number of details that mean you can sleep comfortably even in winter. A thick draft collar keeps the warm air in the sleeping bag. There is also a performance hood, which can be perfectly adjusted to protect the head from the cold. The Ergonomic Foot area also keeps the feet extra warm and cozy! The down is arranged in a double layer in this section, providing even more warmth! If you need to save weight on your next tour in colder climes, then the Sphere Down Winter down sleeping bag by Mammut is the perfect choice! ;"