Walmart has the Augason Farms Emergency 4-Person 72-Hour Food Supply for $59 with free shipping. Kit includes a milk alternative, oatmeal, soup, and entrees. this is ample calories to feed 4 people for 3 days.
Amazon has the 12-Pack Hint Fruit Infused Water (16oz bottles, variety pack) for $10.38 - 5% off with Subscribe & Save = $9.86 with free shipping for Prime members or on $25+. Retail price: $17. It's a refreshing and healthy alternative to juice, soda and other sweetened drinks.
Has good Amazon Reviews.