The coffee paper filter helps to remove bitterness and coffee deposits, provide an even of coffee and preserve its taste. The round shape design fits well to coffee cups, allow the coffee to release the essence of the coffee powder during the brewing process, which can be directly discarded after use, and the cup is easier to clean. 350pcs , perfect for using in the restaurants, coffee shops as well as home use, suitable for different coffee machine. It is also a practical tool for those coffee lovers. Filters are designed for coffee maker The coffee filter papers are made of quality paper material, environmental friendly, safe, health and non-, no harm to your body