Searching for an affordable high calorie and long-lasting disaster preparedness food? Well, look no further because S.O.S. emergency food bar packets provide a total of 3,690 Kcal, have a five-year shelf life, and have earned the US Coast Guard’s seal of approval. Each packet contains 9 fortified food bars All the food bars are coconut cookie flavor and are delicious! SOS emergency food bars are able to stand up to hot and cold temperatures. As such, they’re one of the best disaster foods on the market.