Anyone whohas a periodeach month knows how costly buying tampons and pads can be.
And if you haven’t ever seen them before, something like a diaper might come to mind.
Styles vary from boy shorts to high cut, and one company even has aperiod thong!

Don’t just go by what they look like though.
But not to worry.
You want to double-check you clean your period underwear properly as leftover blood can lead to bacterial growth."

You also want to avoid fabric softener and hang them to dry (via The Better Period).
If you’re tempted to try them out, now may be a good time.