Convenient: The coffee filter is 64mm/2.5inch in diameter and can be used with for coffee and espresso machines. Disposable filters mean you can enjoy your coffee without having to clean the metal filter. Function: Disposable coffee filter helps to remove bitterness and a lot of coffee deposits, filter coffee evenly, maintain the original taste of coffee, and balance the original characteristics. [Wide Use]This coffee filter paper is suitable for home, restaurant, coffee shop and different coffee machines, including for coffee and espresso machine, it is a favorite tool for coffee lovers. Material: Made of high-quality raw pulp material, with good strength and permeability, environmentally friendly and easy to degrade, double vacuum packaging, safe and healthy use experience.