You shouldn't send a book directly through the mail, the prisons and jails require all publications (ie magazines) to come directly from the publisher. Amazon is the best and most widely accepted method of sending books inside.
https://www.inmateaid.com/ask-the-inmate/my-husband-is-in-alabama-kilby-correctional-facility-can-i-send-him-a-book-through-us-mail-or-can-amazon-directly-send-it-to-the-prison#answer
Accepted Answer Date Created: February 08,2024