skizziks

there are about 4.7 million bug out bag threads at survivalistboards.com to read for more info.

any decent daypack (go to rei), filled with basic essentials, will do. basic essentials is different for each person, and is learned through experience of actually going out with a daypack and seeing what you end up using and what you don't. it's not that difficult. if you are worried about looks, then you aren't in a survival situation.