Nineteen US states don't have any laws against riding in the back of a pickup truck, and some of the states that have laws restricting the practice do so only for people under a specified age, which varies from 12 to 19, while others restrict it only on interstate highways, or may allow it for hunting, farming, work, or parades.
^^ That reminded me that my mom always had me fold up the paper sack and bring it back home to use again.
One advantage of working for a paper bag machine company was that I could bring misprinted paper bags - of any size - home by the baleful.
We used them to cover our school books, as liners to the kitchen garbage bucket. Don't know why garbage wasn't so wet back then. Probably because we at our leftovers.