During water injection, the water falls on the coffee powder sequentially like a shower head, allowing the water injection intensity and quantity to be controlled reliably. This coffee filter add sweetness and make coffee enjoyable at the same time with gentle extraction for medium- to dark-roasted coffee. This product has two different styles, each has a different size. To minimize unequal water amount, it is advisable to stir the coffee powder with a glass rod when flushing. It can be used for home and dining room.