Do you know much about how leather is processed and used?
Leather is a highly useful, durable, and flexible material that is produced anywhere from a home tanning cottage industry to heavy industry. 
Is it produced in a lot of places?
People around the world use leather to create various useful goods such as hats, jackets, belts, gloves, even bookbinding and leather wallpaper! 
Leather wallpaper?  I did not know that was even a thing - can you tell me more?
It's sometimes called "wrought leather" and is usually gilded or painted. It was in use in around 1650-1750 to decorate the walls of of the wealthy..