Usage Tips:Universal for and - for all 1.0, 2.0 and coffee machines. Including for all old coffee machines produced after 2007: for single cup reservoir brewing, k-duo, elite, classic, ultra, special , ultimate, , K40, K45, K50, K55, K70, K200, k250, k400, k475, k575, bwf100, etc- Note: not suitable for . Fine charcoal filtration - high quality organic activated carbon particles are designed to increase contact with water and maximize filtration and purification efficiency. The replacement parts of the water filter are made of high-quality charcoal, which can purify the harmful pollutants in the tap water. Microgrid material - the precisely designed filter elements microgrid material prevents activated carbon from escaping and blocking the for coffee machine. Improve the taste of coffee - activated carbon is specially used to improve the drinking taste of beverages by removing impurities such as calcium, chlorine, sediment and other odors, so as to create a purer and irresistible best taste coffee while retaining all minerals needed by the body. Easy to change: easy to change and start enjoying a cup of and delicious coffee. Colour: as shown Material: Non-woven fabric + activated carbon Package Contents: 6 x coffee machine filter elements Only the above package content, other products are not included. Note: Light reflection 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.