Premium Material:The coffee filters are made of 100% North American coniferous protoplasm, natural material and unbleached to keep your healthyAdvanced Design:It's made of imported paper,the texture is fine and smooth, smoothness is good, no roughness. There are some oblique lines with a wave line from one corner of the paper to the other to enhance sturdy of paper.Functions:The cone coffee filter can fully extract the coffee at the bottom, good for 4-6 cups, it can reduce the damage to the flavor of coffee and keep the tast of coffee, also fast for filtering.Wide Arrangement: The coffee filter is great for drip coffee filters machine, electric coffeemaker, filter bowl, V60, . Please contact us if you're not sure what kind of coffeemakers suit for.Attention Please: The coffee filters are size in roughly the side diagonal is 3.74 inch, the bottom wideth 1.97 inch, the maximum top wideth 6.3 inch and center height 3.94 inch.Specification:Product Name: Coffee filter paperType: Type 102 fan-shaped filter paperSpecification: 100 pieces/packScope of application: American coffee maker, filter coffee maker, filter cup .colour:BrownMaterial:PaperPackage Contents:300 x coffee filter paperOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.