Stay prepared for emergencies with ER™ 3600 Calorie Emergency Food Bars. Each bar provides 3600 calories of sustenance for up to 108 hours or 4.5 days. Formulated with a non-thirst-provoking formula, these bars deliver a perfect blend of calories and nutrients to maintain energy levels. The U.S. Coast Guard certified packaging ensures freshness for up to 5 years, and the bars can withstand extreme temperature fluctuations. Each bar is scored into 9 rations and packaged in a re-sealable pouch for easy portioning. Stay safe with ER™ 3600 Calorie Emergency Food Bars.