TheStreet aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Popping open a can of cola and taking that first sip is a refreshing ...

Let’s get this straight: packing a cool box (or cool bag, if you're going soft-sided) isn’t just about chucking in a few cold cans and hoping for the best. Do it wrong, and your food warms up by ...