This item comes with a flameless ration heater which is activated by water.^Nsn 8970-01-321-9153 (heater)^16.75 inches x 9.25 inches x 11 inches^12 meals per case^Sure-pak 12 meals (12 of each: entree, side dish, desserts, cracker packs, spreads, beverages, and coffees along with condiments)^Direct from U.S. government contractor^Range of main entree types include: beef stew, beef ravioli, chicken