Clothing Confidential: 'What's That Extra Jeans Pocket For?' and Other Burning Fashion Questions

You won't believe how far back some of these fashion trends go.

Why do jeans have a fifth pocket? Why are buttons on shirts for men on the right but on the left for women?

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These are just some of the many burning questions surrounding everyday items with hidden clues and a long history. These queries can now be answered.

Ever wonder what that little pocket inside a pocket on your jeans is for?

The answer goes back to the 1800's. In the days of the California Gold Rush, wristwatches had not yet caught on, and pocket watches were the perfect size for the fifth pocket.

That strap on the shoulders of coats like those from Sandro at Bloomingdales and shirts is called a passant, but what's it for?

They were used in the 18th century by the military to showcase a soldier's ranking. They would hang tassels off them to identify the soldier's status. 

The attachment has lived on in fashion for decades. Even runway shows during last week's New York Fashion Week featured the look.

Why are the buttons on men's shirts on the right side, but the buttons on women's blouses and shirts, like those from Of Mercer, are on the left side?

It goes back to the time when wealthy women were dressed by their servants. It was far easier for a dresser to fasten buttons if they were on the opposite side. It's an upper class tradition that has stuck.

Most men’s shirts have a little loop on the back of them. It's called a locker loop and it allows you to hang a shirt in a locker or on a hook.

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The questions about everyday objects go beyond food and extend to the kitchen.

Why do crackers have holes in them? Without the holes, crackers would bubble and break in the oven.

Red plastic cups are so popular at parties and BBQs across America. The cups have lines on the side that actually be used for measurement. The bottom line marks one ounce, then five ounces and 12 ounces.

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