4 Pack Water Filter For Sage Coffee Machine – Compatible with Sage Barista Express (SES875, Batch 1735 up), Barista Pro (SES878), Barista Touch (SES880), Oracle (SES980, Batch 1750 up), Oracle Touch (SES990), Dual Boiler (BES920, Batch 1749 up), and Duo-Temp Pro (BES810, Batch 1738 up). Not compatible with Bambino Plus (BES500/SES500), SDC450, or SDC400. Improves Coffee Flavor – Features coconut shell activated carbon with well-developed pores and high adsorption capacity to effectively reduce impurities, scale, odor, residual chlorine, volatile organic compounds, and heavy metals (e.g., Pb, Hg). Sodium-free cation exchange resin softens water while retaining beneficial minerals. Certified – Complies with Regulation (EC) No. 1935/2004 and DIN 10521:2009. Constructed with BPA-free plastic housing. Internal filtration media includes natural coconut shell activated carbon and cation exchange resin. Micro-porous grid and micro-mesh polypropylene cotton prevent fine particles from entering the filtered water. Protects Your Machine – Reduces limescale buildup in internal components by adsorbing mineral deposits from tap water. Usage Instructions – Soak filter underwater for 5 minutes before first use. Replace every 3 months for optimal performance. Each package contains 4 individually sealed filters.