From Longman Dictionary of Contemporary Englishchange of clothes/underwear etcchange of clothes/underwear etcCLOTHESan additional set of clothes that you have with you, for example when you are travelling → change
Examples from the Corpus
change of clothes/underwear etc• Contrite, she backed off, collecting a change of clothes from her bag.• Clarisa passed him over to me at the window seat so she could pull out a change of clothes.• But I decided I wanted a change of clothes in the morning and my own bed that night.• Dominic could dress quickly when a change of clothes was called for.• With a change of clothes and some food, he set off in search of fools.• As any woman could tell you a change of clothes or hairstyle can instantly change the way people think about you.• This does not necessarily mean paying out a lot of money for several totally new changes of clothes. 