Cino Cleano Espresso Machine Cleaning Tablets are designed to safely and completely remove coffee oils and residues from the brewing group.<br> Usage directions Either insert one tablet into the special opening and follow the machine manufacturer's cleaning and maintenance instructions or place rubber blind filter into group handle and flush through machine following the machine manufacturer's cleaning and maintenance instructions.<br>Brew and discard a single espresso to re-season machine. <br>A safe and effective powder descaler for removing hard water scale from espresso machine boilers, coffee machines, k-cup machines, and milk delivery lines.<br> Can also be used to descale bottles and kettles. Contains a synergistic blend of organic acids that give outstanding scale removal.<br> Restore is registered by Biological Farmers of Australia (BFA) as an allowed input in organic systems and is certified by the Organic Materials Review Institute (OMRI).<br> Restore is free from phosphate and Genetically Modified Organisms.<br> The ingredients and formulation of the products that are NSF certified are safe, leave no harmful residues and do not cause corrosion within the coffee machine.<br> Safe to use on aluminum, brass and stainless steel. All ingredients are all rapidly biodegradable meeting international standards.