1. When the minimum temperature at night is higher than 25 degrees, it's OK to carry a fleece sleeping bag at this time. A thinner envelope sleeping bag is also OK. 25 degrees can be said to be more comfortable. Just cover your stomach at night. If you cover more, you'll feel hot.
2. When the minimum temperature at night is 15-25 degrees, 200-250 grams of down in sleeping bags purchased at this time is enough.
3. When the minimum temperature at night is 5-15 degrees, the filling amount of down sleeping bags needs to be about 400 grams, or 300 grams of mummified cotton sleeping bags can be used.
4. When the minimum temperature at night is between - 5-5 degrees, you need to prepare about 350-400 grams of mummy cotton sleeping bags or 700 grams of filled down sleeping bags.
5. When the minimum temperature at night is between - 10 / - 5, it is recommended to directly use a down sleeping bag filled with more than 1000 grams. Of course, you can also use a mummified cotton sleeping bag filled with 350-400 grams and a fleece sleeping bag liner.
6. When the minimum temperature at night is between - 15 / - 10 degrees, it is recommended to use a down sleeping bag filled with more than 1200 grams.
7. When the minimum temperature at night is between - 20 / - 15 degrees, it is recommended to use a down sleeping bag filled with more than 1500 grams.
