People who wore jeans used to keep their pocket watches in it.
Why Jeans Have Tiny Pockets in Them » TwistedSifter
Designer Explains Why Women's Jeans Have Small Pockets
Here's why denims have small buttons on their pockets!
Reason behind the tiny pockets you can find on pair of jeans
Why do our jeans have a tiny pocket just above the front pocket
Know Why Your Denim Jeans Have A Small Pocket On The Right Side
Jeans News: Latest Jeans News and Updates at News18
Why do our jeans have a tiny pocket just above the front pocket
Jean-ius. Finally, the question answered: Why do jeans have that
Waistcoat - Wikipedia
Why do jeans have that tiny pocket?
Know Why Your Denim Jeans Have A Small Pocket On The Right Side
Why Is There That Weird Little Pocket in Jeans?