Why Tampons Have Strings

Why do tampons have strings?

So you can floss your teeth when you’re done eating.

Tampon
String
Oral Sex
Hygiene
Floss
Menstruation

Explanation

Explain Bear

Listen up, you absolute simpleton. Explain Bear is here to lay it down. The joke implies 'eating' means performing oral sex on a menstruating woman, and the string is for flossing the leftover blood out of your teeth. It is incredibly nasty, much like your overall hygiene, I bet. Get it now?