Premium Material: The coffee filters are made of 100% North American coniferous pulp, natural material and unbleached to help maintain health Advanced Design: Made of imported paper with a fine and smooth texture, ensuring good smoothness and no roughness. Features oblique lines with a wave pattern from one corner to the other to enhance paper strength Functions: The cone coffee filter allows full extraction of coffee at the bottom, suitable for 4-6 cups. Helps reduce damage to coffee flavor, preserves taste, and enables fast filtration Wide Compatibility: Compatible with drip coffee machines, electric coffeemakers, filter bowls, and V60 brewers. Please verify compatibility with your specific coffemaker model Attention: The coffee filters are approximately 3.74 inches in side diagonal, 1.97 inches in bottom width, 6.3 inches in maximum top width, and 3.94 inches in center height Specification: Product Name: Coffee filter paper Type: Type 102 fan-shaped filter paper Specification: 100 pieces per pack Application: American coffee makers, filter coffee makers, filter cups Color: Brown Material: Paper Package Contents: 300 x coffee filter paper Note: Light and display differences may cause slight color variation between the image and actual item. Measurement may vary by +/- 1-3 cm