Blind Filter, Coffee Pad Backflush Disk Rubber Backflush Filter Espresso Machine Rubber Backflush Disk Coffee Machine Parts for Espresso Machines Features EASY TO USE: This Italian semi-automatic coffee machine blind sheet is very convenient for the coffee machine. I believe you will deeply feel this when using this Italian semi-automatic coffee machine to the blind film.USED WITH THE COFFEE MACHINE: This Italian semi-automatic coffee machine blind film needs to be used with the coffee machine. Put the blind plate into the tip of the coffee machine handle, and then put a spoonful of 3 to 5 grams of coffee machine special powder or special coffee tablet.YOUR ESPRESSO MACHINE: Keeping your espresso machine is essential for get the best shot of espresso every time. This backflush disk is a effective solution to help your maintain optimal coffee flow. Specification: Condition: 100% Brand New Item Type: Blind Filter Material: Rubber Color: Black Size: Approx. 50 * 2mm / 2 * 0.08in Weight: Approx. 7g / 0.2oz Package list: 1 * Blind Filter Instructions: 1. A rubber blind pad and a coffee machine handle are provided with a strainer; 2. Put the blind piece into the tip of the coffee machine handle, and then put a spoonful of 3 to 5g coffee machine special powder or a special coffee tablet; 3. Press the brew button, run for about 10 seconds, then turn off; 4. Repeat the above operation about 5 to 6 times at intervals of 10 seconds; 5. Remove the blind film, rinse the coffee handle, and the process is complete.