Urnex Grindz Professional Coffee Grinder Cleaning Tablets, 3 Single Use Packets Grindz Grinder Cleaner is a patented, completely all-natural and food safe way to regularly clean the burrs and casings of your grinder without disassembly. Great for use after grinding flavored coffee as Grindz helps prevent coffee flavors from mixing together. Retail box contains 3 single-use packets. US and Foreign patents granted. U.S. and foreign patents pending