We tested packs to find the best bug out bags for emergencies and disaster prep. We ranked pre-made survival kits that include first aid supplies from Uncharted Supply, 5.11 Tactical, and more.

Water: A 72-hour kit is three days’ worth of water for drinking and cleaning. If you’re traveling and can’t bring that amount, use water purification tablets like Aquatabs (Amazon, $29.99).

To that end, I spent several weeks poring over the best bug out bags to identify the ones you should invest in, and the ones you should avoid. If you’re not looking to create a bag from scratch ...