I learned a long time ago to stick a few band-aids (plasters if you live in the U.K.) in my wallet. They take virtually no space and get used surprisingly often, either for you or for someone else.
stick em in a resealable bag ie a ziplock I've got a few I keep in one and it's the perfect size
Daiso has band aid cases, in monochrome or color:
What do you carry on a daily basis?
stick em in a resealable bag ie a ziplock I've got a few I keep in one and it's the perfect size
Daiso has band aid cases, in monochrome or color: