Formula 420 is a brand known for providing an effective solution to clean different types of smoking devices such as pipes, bongs, cone pieces and downstems. Their liquid bong cleaners are safe, non-toxic, and biodegradable, making it a great choice for anyone who cares about their health and the environment. Thanks to its innovative AbrasivAction technology, cleaning your smoking device has never been easier or quicker. Plus, Formula 420 is suitable for different materials such as glass, metal, plastic, and silicone.