If you are looking for a superb bong cleaner, look no further! Grunge Off Super Soaker has been on the market for years and it works. The cleaner is specially formulated for cleaning your glass pipes and bongs. For smaller pipes, add them into a soaking container with the cleaner and allow them to soak for several hours. For bongs and dab rigs, fill the perc chamber with the liquid and allow to soak until sparkling clean. You do not have to shake or use any abrasives. Just rinse the item afterwards and you are done. Get clean results in a short amount of time. Each bottle contains 16 fluid ounces (473ml). The formula can be reused and is made in the USA with natural ingredients!