Keep your coffeemaker clean and free of oily residues and mold that can create a bitter-tasting brew, as well as mineral buildup that can clog the system. This powder does it the natural way, with environmentally friendly formulations that clean effectively without harmful chemicals. All-natural products are 100% phosphate-free, odorless and biodegradable. Specially formulated for home coffeemakers. Cleans away oily residue that leads to bitter-tasting coffee. Use for filter coffeemakers and French presses. 3 packets.