1.Prime Materials: This bottomless portafilter is environmental friendly and healthy, more hygienic and safer, with anti oxidation, anti rust, durable, can be used for a long time. 2.Ergonomic Grip: The ergonomic grip ensures comfortable and easy manual control during the extraction process. Better judgment of extraction uniformity, resulting in better tasting and more consistent coffee. 3.Easy to Clean: Handle for comfortable grip, portafilter makes coffee extraction smoother and helps prevent coffee grounds from sticking to the shower screen of the coffee machine, thus keeping the shower screen clean. 4.Good Performance: Allows for greater contact surface for extracting coffee. With the ultra fine pore single layer filter, this handle becomes a comfortable grip and provides stable handling. 5.Perfect Gift: This bottomless portafilter is the perfect gift for coffee lovers, very suitable for coffee lovers to use at home or office when extracting their own coffee, practical and beautiful.