MRE Nation Grab 6 - MRE Nation selects and you save big! You get 6 different (half case) MRE Nation MREs in total. MRE Nation menus are higher calorie content than normal MREs. MREs will come with a MRE Nation standard pack, accessory kit and flameless ration heater as required. All MREs are made using Fresh, US Military MRE components.