Coffee Care Kit Maintenance Bundle (Descaler, Water Filter, Milk Residue Remover)De'Longhi has developed a wide range of original maintenance products to ensure your espresso machine remains in great working condition. Regular maintenance of your espresso cappuccino maker is essential to brew the perfect coffee. Proper cleaning will lengthen the life of your machine, reduce lime scale and optimize machine performance. This kit is essential if you want to preserve the aroma and fresh taste of your coffee, exceptional espressos,