Ready Hour Coffee Creamer #10 Can. There is nothing handier when camping or an emergency than the comfort foods, and coffee creamer is certainly one of them There are 575 servings and 5,750 calories total in the can, which requires no refrigeration and has a 20-year shelf-life The #10 cans are made of steel, waterproof and rodent proof, and stores easily on a shelf or in a closet