COMPATIBLE WITH: BES920XL, BES980XL, BES900XL, BES860XL, BES870XL Barista Espresso, BES840XL Infuser Espresso Machine, BKC600XL, and BKC700XL Gourmet Single Cup. Superior Filtration: BWB100 filters feature a pore size of less than 0.5 micrometers with multi-stage charcoal filtration, proven to remove 99% of calcium, chlorine, bad odors, and harmful contaminants. Provides protection for your coffee maker. Packaging: Each filter is individually sealed to ensure freshness and ease of replacement. MULTI-STAGE FILTRATION: Charcoal water filter reduces chlorine, lead, cysts, particles, organic compounds, and unpleasant tastes and odors. Advanced quality resin helps protect your coffee machine from damage caused by hard water buildup. FOR BEST BEVERAGE TASTE: Replace the filter every 2 months or after 60 water tank refills—sooner if you have hard water. Regular filter replacement ensures coffee is consistently flavorful and fresh. Color: White. Material: Fiber + coconut shell activated carbon. Package Contents: 6 x activated carbon filter cores. Only the above package content is included; other products are not included. Note: Lighting and display differences may cause slight color variations between the product image and the actual item. Measurement error allowance is +/- 1-3 cm.