The pack is synonymous with backpacking and it is a very important piece of gear if you are a smart backpacker. One obvious reason is that you use it to carry all your gear, but less obivous is that it also could be the heaviest piece of all your gear. It is one the the three big ones and should be treated accordingly. Fortunately, today there are lots of very light packs that still can carry anything a sane person could wish for, in comfort.
