Temperature rankings are quite crucial items of details to consider when picking a bag. And although mummy and also rectangle-shaped resting bags can cover a wide range of temperature levels, mummy bags are the common designs for the extreme polar temps such as those you would locate in the Andes.
Rectangle-shaped sleeping bags go as much back as the late 1800's when a mail order catalog pioneer Pryce Pryce-Jones came up with the suggestion to attach 2 rectangular carpets together with ties. He is taken into consideration to be the innovator of today's contemporary rectangular sleeping bag design. After the war he had several of these bags still left as well as made a decision to market them to the public.
Primarily the term resting bag basically implies a protective bag for somebody to sleep in. A wet down sleeping bag is very hard to dry out as well as is considered even worse than having no resting bag at all. One more kind of resting bag is the mommy bag. Unless you are intending a trip to an extremely chilly climate and also resting outdoors after that you will most likely be better with rectangle-shaped sleeping bags over a mommy style bag. These bags have a particular usage and they are really certain, extremely cold climate, mommy sleeping bag.