Material: Sodium percarbonate, biological enzyme, etc._x005F_x000D_ Diameter: 1.5cm_x005F_x000D_ Weight: about 2 grams/piece_x005F_x000D_ Shelf life: 3 years_x005F_x000D_ Applicable coffee machine: automatic coffee machine, semi-automatic coffee machine 11. Our cleaning tablets ensure the sustainable removal of residues and scale deposits on the machine, grease, milk and coffee residues. 2_x005F_x000D_ 2. Suitable for fully automatic coffee machines, espresso machines and milk machines. Automatically clean the internal parts of the coffee machine. 3_x005F_x000D_ 3. In order to properly release your coffee aroma, our cleaning tablets can ensure you enjoy coffee for a long time. 4_x005F_x000D_ 4. Clean the equipment every 14 days or after 250 cups to ensure normal operation of the equipment. 5_x005F_x000D_ 5. High-quality cleaning tablets, non-corrosive – our tablets ensure a long-lasting non-corrosive cleaning experience for all types of machines.50 * Cleaning Tablets