A travel hair dryer is small, practical, and usually collapsible. As a result, the hair dryer fits into your bag or case easily and you can effortlessly bring it on a trip. Some travel hair dryers even have universal voltage. That way, you can plug them into a socket in both Europe and outside of Europe without any issues. Do you have curls and do you want to dry them without frizz and in a natural way on your travels as well? Choose a small travel hair dryer with diffuser.