Keep your coffee grinder clean and free of oily residues that can create a bitter-tasting brew. These easy-to-use tablets do 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 burr grinders. Absorbs residual coffee oils and buildup in all parts of the grinder without removing any parts of the machine. 3 packets.