[Quality Material] These round coffee filters are made of high-quality paper material, offering good air permeability, strength, and water permeability. They are environmentally friendly, safe, and free from harmful substances. [Function] The coffee paper filter helps remove bitterness and coffee sediments, ensuring a smooth and even coffee flow. It preserves the natural taste of coffee, maintaining the balance of acidity, bitterness, and sweetness without altering its original characteristics. [Convenient] These disposable filters are compatible with various coffee and espresso makers. There's no need to clean reusable metal filters—simply use and discard for a hassle-free coffee experience. [Wide Use] Suitable for use in restaurants, coffee shops, offices, and homes. Compatible with standard coffee makers, these filters are a practical choice for daily coffee brewing. [Sufficient Quantity] Includes 350 unbleached paper coffee filters, providing ample supply for long-term use. Ideal for regular replacement and sharing with family or friends. Color: Brown Material: Paper Size: 63.5mm Package Contents: 350 x Paper Filters Note: Light and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.