The International Air Transport Association (IATA), a trade association, unveiled a new best-size guideline on Tuesday for carry-on bags and they are a lot smaller than what is currently accepted by most airlines.

If you're a frequent flyer, get ready to purchase a smaller carry-on that's 21 percent smaller than what's currently accepted! 

WATCH the full report here:

I mean, how much can you actually fit in these new carry-on bags? Seems like luggage companies will be making more money, and passengers will be paying more to check their luggage. What do you think about these new rules and regulations?Sound off below.

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