Titanium Coating Espresso Puck Screen Reusable Metal Filter 0.8mm Thickness Lower Shower ScreenEspresso Puck ScreenNOTE: Only Black and Gold have TItanium Coating.0.8mm Thin Puck Screen: The thickness of this puck screen is 0.8mm. It is thinner than the normal espresso puck screens, so you don't have to worry about having to deliberately reduce the amount of powder. If there are internal screw in your brewing head, we recommend use Round Hole in the Middle puck screen.Double-layer Espresso Screen: The 58mm filter screen is 11848 mesh, the filtration precision is 0.18mm. Unicompatible for m distribution of filter holes, effective flow diversion. Improve the unicompatible for mity of extraction.Keep the Brew Head Clean: The espresso puck screen effectively separates the coffee powder from the brewing head, allowing it to stay clean. It is easier to clean than most other puck screens on the market, fine powder cannot be hidden, and the usage time may be extended.