Premium Materials:Provide and delicious-tasting water for coffee with the granular activated carbon. Improve coffee flavor: Use this filter in your coffee machine. It can improve machine performance and efficiency by preventing limescale build-up. And then gives you more original flavors from the coffee beans. Compatible: Perfect compatible for DSL C002 Coffee Machine. Recommendations: For best results and continuous refreshment, it's recommended to replace your filter every 1-2 months, Extend the life of the machine by keeping the hoses clean. Colour: White Material: plastic Package Contents: 4 x filter elements 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.