You may think the time of collectible, metal lunch boxes is behind us, but the resale market certainly isn't. You may be surprised how much these can go for.

Before you could order food from across town and get it delivered right to your school's front door, kids were clanging to and from school with their flashy metal lunch boxes. In the 1960s and 1970s, ...

Once a simple back-to-school essential, vintage lunch boxes have become hot collector's items. The colorful Thermos art that adorned their sides captured the pop culture of the time, from superheroes ...

For kids in the ’70s, the cartoon characters and pop stars on their metal lunch boxes were more important than the sliced apples and PB&Js inside. In fact, the coolness of your lunch box could ...