1. This hand punch cup holder has a built-in switch valve PCT resin button, up to close the valve, down to open the valve switch at will, brewing freely. 2. The filter cup can be removed for easy cleaning with a variety of bases or brackets with the use of not only immersion extraction, but also hand-flush extraction 3. Cup holder set smart filter cup soul is the cup holder with a steel ball and switch the valve to brew coffee when the valve is closed after soaking open the valve can be 4. Insert the disposable or reusable coffee filter, spoon in medium ground coffee, pour boiling water over the ground coffee and let the coffee drip through, the ideal coffee accessory for enjoying at home or traveling! 5. Start your coffee trip at home. Enjoy hand-brewed coffee without a café queue. Gift for coffee lovers.