[Scientific Design: The filter paper adopts a single-ear design which can open the filter paper faster adopt v-shaped design which prolongs the time for water to flow through the coffee powder and reach the center making the taste richer Product Material: Coffee filter paper is made of natural wood pulp unbleached clean and odor-free glue-free hot pressing process contains no toxic substances clean and hygienic Package Includes: 200Pcs V02 conical coffee filter. Note: Hypotenuse length 4.8in bend diameter 6.3in V02 is a model name and does not mean it is exactly the same as other models it may vary from the normal height by about 0.2in please be sure to confirm the size before purchasing Excellent Taste: Pour over coffee filter has a uniform thickness fine paper unbreakable it can filter out most of the grease and impurities and maintain the original flavor of the coffee Capacity: The capacity of 02 coffee filter paper is 2-4 cups compatible with 02 pour over and drip coffee maker conical filter cups filter drippers]