Function: Disposable coffee filters help remove bitterness and excess coffee deposits, filter coffee evenly, maintain the original taste of coffee, and preserve its natural characteristics. Convenient: The coffee filters are 64mm (2.5 inches) in diameter and compatible with various coffee and espresso machines. Disposable design eliminates the need for cleaning metal filters. Wide Use: These coffee filter papers are suitable for home, restaurant, and café use with different coffee machines, including drip coffee and espresso machines, making them a popular choice among coffee enthusiasts. Material: Made from high-quality raw pulp material, these filters offer good strength and permeability, are environmentally friendly, biodegradable, and feature double vacuum packaging for a safe and hygienic user experience. Color: Primary Color. Material: Paper. Package Contents: 1000 x Coffee Filters (10 packs of 100). Note: Lighting and monitor settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.