It is basically a simple survial kit in a novel container. What I see are the major advantages is low cost, house hold supplies, user friendly, durable.<br><br>The can be used to cook in, dig with, water container, etc. The list of supplies covers most areas adequately. Like any kit, there are choices to upgrade. Usually the upgrade is a trade off in terms of money.<br><br>The kit lists a box cutter with extra blades. Maybe $2-$3 worth of product. Simple, useful, inexpensive. For $20-$30 you could upgrade to a SAK.<br><br>I purchased a basics kit for my wifes car and my car. I have built my own kit that I also carry. All of them fill a need. The purchased kits provide basic emergency coverage. The custom kit provides more opportunity to improvise and more durable supplies.<br><br>Since they are kind enough to list the contents, I think is is a wonderful idea for you to build you own and share with friends and family.<br><br>