How to choose a RIGHT down sleeping bag? Secret 5—— Fill power
There are two different kinds of down sleeping bag. You can either get a goose fill down sleeping bag, which is made of goose down or goose feathers, or, a duck down sleeping bag.
Normally, duck down sleeping bags are typically a little bit cheaper and they are gonna have a lower fill power than goose down sleeping bag, which has a higher fill power and of course, a little b...
