Leo Gerstenzang: The Polish Inventor of “Baby-Gays"

The everyday hygiene product you probably own

Image by Author via Canva

Polish American inventor Leo Gerstenzang’s life changed in 1923 when he watched his wife clean his baby’s ears. A single moment, a single insight, and a single action changed everything. He went on to invent a personal hygiene product that an estimated 400 million people use every single day.