Meals Ready To Eat (MRE) are meals designed to be used in survival situations when you are away from normal access to restaurants. Or, in situations where there is no appropriate domestic setup where you could make arrangements for your food supplies.
MRE meals were initially meant exclusively for military personnel as they were expected to spend countless periods of time in far away locations where access to meals were next to impossible or often dangerous and risky.
Ever since they were first introduced, meals ready to eat have gained in enormous popularity as people going on picnics as well as others who may simply not have time to spend preparing meals often can benefit a great deal from such meals.
The best thing about Meals Ready To Eat is the fact that you do not even need to refrigerate them and they seem to have a validity of a few years at least which means you do not require access to electricity so that you can refrigerate ready made meals to prevent them from spoiling.
You may therefore be able to find a variety of food types through various suppliers and manufacturers of ready to eat meals. One of such companies online that specialises in ready to eat meals is MRE Giant which you might be interested in visiting. You will be able to go through varieties of ready to eat meals that they have available for purchase either for yourself or as a gift to someone that you know who may be able to benefit from such meals in the long run.