Formula 420 - Daily-Use 1 minute pipe cleaner is formulated to clean only Pyrex-Glass, Metal and Ceramic pipes in under a minute, without the hassle of scrubbing, or waiting long-hours to soak - thanks to its AbrasivAction™ shake clean technology. Simply, place pipes in an air-tight bag with a mixture of Formula 420 than shake for 1-minute. Enjoy clean fresh-scented pipes.

Concentrated - 16 OZ. makes 32 OZ. bottle.