Formula 420 Glass Metal Ceramic Pipe Cleaner 12 Oz. 3 Pack Go to amazon.com Related posts Top 7 recommendation formula 420 for 2022 Expert choice for 420 wipes Top 18 best bong cleaner 2022 FeatureNo Scrubbing, No Soaking, No Waiting! DescriptionThe Only Complete 1 MINUTE Cleaner. This is a 3 pack of Formula 420 Pipe Cleaner 12 fl oz. The best glass cleaner on the market hands down!