You might remember when it became “uncool” to carry your lunchbox sporting your favorite superhero, cartoon character or movie to school. If so, you may be surprised to learn that retro lunchboxes are in again, fetching hundreds (and sometimes even thousands) of dollars on the resale market.

Driven by nostalgia for the simplistic metal boxes adorned with graphics and pop culture references, collectors are willing to pay top dollar for rare lunchboxes like the 1954 Superman, 1977 Star Wars or 1963 Dudley Do-Right.

If you’ve recently dusted off your old lunchbox or are looking to add one to your collection, here’s a list of tin lunchboxes that can go for a pretty penny.

Quick Look: Most Expensive Retro Lunchboxes Ever Sold

1954 Superman

1966 Batman and Robin

1977 Star Wars

1963 The

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