JUUL Labs is a San Francisco-based electronic cigarette company. It was founded in 2017 by James Monsees and Adam Bowen. The company is known for its e-cigarette device, JUUL, which uses nicotine salts derived from tobacco leaves to provide an experience similar to traditional cigarettes. JUUL has become popular among young people, leading to concerns about nicotine addiction and health risks. The company has faced criticism for its marketing practices and has been the subject of regulatory scrutiny.