The MRE Lite Meal Ready to Eat is freshly packed with 600 to 900 calories with good quality, fresh components. These are military grade components to have a longer shelf life than standard lite emergency meals. Made to be lightweight , lighter in calories and price conscious for every day emergency, survival and outdoor use, these cases do not come with heaters. These lightweight and waterproof MREs are the perfect option for outdoor enthusiasts, emergency preparedness or anyone who is planning to be in a situation where they need food on the go. All components are packed in high-density water and tamper proof clear outer bag and embossed with a lot number (pack date) on each bag and case. Each meal comes with a military entrée, a bread type item, and secondary item such as peanut butter or spread and an accessory kit.