High energy value. Ready to eat. Perfect for anyone in the process of building a disaster / emergency kit. The SOS Emergency Food Rations are US Coast Guard approved and has a shelf life of 5 years from the date of manufacture. Content: Each package contains 9 delicious bars providing 410 calories per bar totaling over 3600 calories per package. Non-thirst provoking formula offers maximum survival capacity with drinking water restriction under all environmental conditions. Directions: Eat three food bars per person per day.