As all the kids are going back to school, it's time to get ready to start getting creative when it comes to packing lunches. While plastic sandwich bags may be convenient, they aren't the healthiest and are only adding to the plastic problem in our oceans. Instead, stock up on some of these lunchbox essentials. They are reusable, washable, and healthier than a bag full of plastic containers. We also have a roundup of general food storage containers you might want to check out.