[Cartridge]: Contains high quality ion exchange resin and activated carbon to remove impurities such as chlorine and limescale and improve the taste of coffee. [Performance and efficiency] : The water filter improves the performance and efficiency of the machine. It prolongs the life of the machine by keeping the pipe clean. Prevents lime deposits from clogging the coffee machine. Compatible models:Replaces Krups Claris F088, Melitta PRO AQUA, Bosch, Siemens, Gaggenau, Nivona, Melitta, Neff, Cocoon coffee machines and others. Security]: Levels of chlorine, heavy metals and other harmful impurities are significantly lower. Contains minerals and fluoride, which are important for a balanced diet and a healthy lifestyle. [Shelf Life]: Replace the water filter every two months to ensure a continuous supply of clean, filtered water.