4. Easy to clean, simply dump your coffee grounds and rinse with warm water, and you can cleaning the dripper within a minute. 1. Improve the uniformity of extraction, bringing better sweetness and taste. 3. Its design makes it easy to carry and use in family cafes and restaurants. 2. Flat bottom design improves extraction uniformity and extracts purer coffee. 5. Ideal for those who enjoy a perfect single cup pour over coffee.