"Period underwear" refers to a type of underwear that is specifically designed to be worn during menstruation. It provides extra protection and absorption to prevent leaks and stains during your period. Full definition
No need to change anything if you've found something that works well for you, but a lot of women who use menstrual cups wear period underwear as backup on heavier flow days. (nicolejardim.com)
Or try a menstrual cup, pads, or period underwear instead. (nicolejardim.com)
So the burning question is: does period underwear actually work? (elisabethhayes.com)