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/SDC400). Improves Coffee Flavor – Features coconut shell activated carbon with well-developed pores and high adsorption capacity to remove 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. Housing is made of BPA-free plastic. Internal filtration layers include natural coconut shell activated carbon, cation exchange resin, micro-porous grid, and micro-mesh polypropylene cotton to trap fine particles. Protects Your Machine – Reduces limescale buildup in internal components by filtering out hard water deposits. Replacement Recommendation – Replace every 3 months for optimal performance. Usage Instructions – Soak the filter underwater for 5 minutes before first use to enhance filtration efficiency. Each package contains 4 individually sealed filters.