https://en.wikipedia.org/wiki/Contraceptive_sponge
Contraceptive sponge - Wikipedia
contraceptive spongewikipedia
https://www.nyp.org/healthlibrary/articles/contraceptive-sponge-for-birth-control
Contraceptive Sponge For Birth Control - Health Library | NewYork-Presbyterian
The sponge is used to prevent pregnancy. It is called a barrier method because it keeps the sperm and eggs apart. The sponge also contains a spermicide, which...
contraceptive spongefor birthhealth librarycontrolnewyork