Efficient Backflushing Effectively clean your espresso machine with these rubber backflush disks. They are specifically designed for backflushing, providing a thorough and efficient cleaning process. Rubber Material Made from durable rubber, these backflush disks resist wear and tear. They deliver a reliable and longlasting solution for maintaining the cleanliness of your espresso machine. Compatibility Designed to fit most standard portafilters and compatible with a wide range of espresso machines. They offer a cleaning solution that can be easily integrated into your existing coffee routine. Size Options Available in two sizes, 50 mm and 57 mm, these backflush disks accommodate different espresso machine models. Choose the appropriate size for a fit with your portafilter to achieve cleaning results. Use scenarios Home use with a standard or compact espresso setup: perform a quick, effective backflush between shots to maintain grouphead cleanliness and performance. Small cafe or office environment: integrate regular backflushing into daily routines to support consistent extraction and ease of maintenance. Routine maintenance and deep cleaning: use the two size options to ensure a snug seal on various machines and achieve thorough cleaning during scheduled cleanings.