Well-designed filter bowl structure Exquisite texture helght, by subtly changing the height ofthe texture to face the extraction hole to that the air between the paper and thedripper can be maintained at a narrow angle. This ensures that the whole process runs smoothly! With the help of the 27-degree bevel at the bottom, it brings you a great cup. it is a single cup of coffee and designed to reduce the bottom angle of the filter bowl The limit of 27 degrees. You no longer need to control the extraction process, just keep pouring water to the central point. This present the characteristics of the essence of coffee beans and enjoy more richness, rich taste and sweetness The coffee. The best extraction hole size, in order to maintain the ideal extraction speed of coffee filter paper. It can be dripped directly into the shape of the coffee cup. By designing a dome-shaped curve on the base of the dripper, we cleverly separate the dripper from the coffee cup to that the coffee dripped into the cup not easily wet the tip of the filter paper.