Because that particular tissue is made of pockets and folds. (That’s how it expands to accommodate an 8-pound baby!) When air gets trapped in the pockets, penetration can push it out. The sound is called queefing, and it happens to lots of women.

Because that particular tissue is made of pockets and folds. (That’s how it expands to accommodate an 8-pound baby!) When air gets trapped in the pockets, penetration can push it out. The sound is called queefing, and it happens to lots of women.