Some duty-free items are ridiculously expensive

For many travelers, duty-free shopping is part of the journey. From bite-size snacks to fragrances, most of us have bought something at least once from the airport duty-free. According to some studies, your time waiting at the airport can easily add extra charges to your trip if you spend money on certain items without thinking it through.

As a general rule, the best duty-free deals are typically in tobacco and liquor, which are generally highly taxed. Be warned, though: not every deal at the duty-free is worth it! Here are 8 things you should NEVER spend your money on at the airport, so get ready to shop smarter!