[Microfiltration Technology] - Using coconut activated carbon adsorption & Ion Exchange. Significantly reduces chlorine, odor, other impurities. Retains minerals that are beneficial to health. Prevents scale and protect your Coffee Machine. [Compatibility] - Replacement Water Filter For Oracle, Barista, Bambino. For Espresso Machines Oracle Touch BES990 - Batch 1747 & newer, Oracle BES980 - Batch 1814 & newer, Barista Pro BES878, Barista Touch BES880 - Batch 1801 & newer. [Combo Package] - Contains 4 Pack Premium Replacement Water Filter For Espresso Coffee Machine. 4 individually packaged filters are placed in a recyclable box to ensure that your coffee filter is well protected during transport. [12 Months Supply] - For best performance. Change the replacement filter every 3 months. 4 Pack set giving you 12 months supply. Single packaged weight: 77 grams