Regular use of descaling tablets is important to remove mineral limescale deposits in your machine. It can help maintain a smooth and consistent grinding function. Better Taste of Coffee: Descaling tablets give you great savings for better tasting espresso and help extend the life of your grinder. Prevent Flavor Transfer: Perfect for preventing flavor transfer when switching between regular, decaffeinated and flavored coffee. Best Use Time: Descaling/descaling is performed according to each manufacturer's instructions, usually once a month. 2 pieces for each cleaning. Safe Cleaning: Applicable to coffee machine: fully automatic coffee machine / semi-automatic coffee machine. After cleaning the coffee machine with the cleaning tablet, a protective layer is left on the surface of the internal pipe, which can prevent coffee grease and other contaminants from remaining on the internal surface of the machine and extend the life. Color: White Material: solid effervescent tablet Package Contents: 50 * Coffee Machine Effervescent Tablets Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.