Keep Your Espresso Machine Clean: To get the best espresso every time, your machine needs to be working properly. Regularly backflushing the valve system helps maintain optimal coffee flow. Use our cleaning disc compatible with select Breville espresso machines with a tablet to get the job done (tablets not included). Perfect Fit: The blind espresso disc is precision-cut to fit Breville models - Duo-Temp Pro, Infuser, Barista Pro, Barista Touch, Barista Express and more (BES810BSS, BES840XL, BES878BSS, BES880, BES870XL). It may also work with other espresso machines. Water Backflush Hole: Our cleaning disc compatible with select Breville machines has a small hole in the center for backflushing water during use. Protect your espresso machine with the right accessories. Easy to Use: Whether you're a professional barista or a home coffee enthusiast, backflushing is easy with this espresso cleaning tool. Place it in the portafilter and run the cycle several times. Durable: They are made of high quality that will last for years. Using a backwash insert with espresso cleaning tablets helps extend the life of your machine.