Cool boxes used to be relatively mundane things. Essentially a large plastic box that would keep some soggy sandwiches cool or ice a few beers for downing as the sun sets at the beach. But then the ...

You have two main options for keeping food cool on the go: a cool box and a cool bag. The former are made from plastic, so they’re hardier and can also hold more, but they can be heavy and unwieldy. A ...