I’ve carried a small Swiss Army Knife on my key chain since I could drive, over two decades. I replace it every few years when it gets dull or too banged up. I think this speaks to my pragmatism.
Ask any man what he carries everyday or what’s in his wallet and you’ll get a story about who he is: sentimental, minimalist, laborer or pack rat.
What does your character carry? How can that inform the reader about who they are? How can those items move the plot forward?
Betty is a worrier that’s been in many car accidents. Her car stocked with a sleeping bag, spare clothes, water, extra wiper fluid and jumper cables. This sets her up for survival when the alien invasion block her way home.
In the Dan Brown books, Robert Langdon wears a Mickey Mouse wristwatch. This informs his whimsical nature and potentially being a neophyte.
What do you carry everyday that informs your character?