3600 Calorie Food Bar Includes One 3600 Calorie Food Bar with 9 Meals Per Bar! These food bars have a 5 Year Shelf Life! The 2400 and 3600 calorie bars are approved by the U.S. Coast Guard as well as the Canadian Transport Department and have a five year shelf life The new addition to our family is the 400 calorie food ration that is great for a single meal All Mayday food rations are baked under strict supervision and have a great taste of apple cinnamon shortbread Mayday food rations can be stored outside up to 149 degrees (F) and can be eaten without preparation Safe for vegetarians and anyone allergic to nut oils Specifications Dimensions: 6" x 6" x 1.25" Weight: 1 lb 12.6 oz