FITS 54MM BREVILLE PORTAFILTERS / 54MM BOTTOMLESS PORTAFILTERS - ​Designed to work with the Breville 54mm portafilter baskets, including the Barista Express, Pro, Touch, Bambino Plus, Infuser and Duo-Temp Pro QUICK AND EASY - Before tamping , Simply place it straight onto your coffee ground, twist it around 1-2 ​rounds clockwise, for smooth even surface to Tamping EVEN DISTRIBUTION - improve your tamping and extractions when coffee grounds are distributed, therefore increased yield and better-tasting espresso 304 STAINLESS STEEL – Made with 100% stainless steel to provide durability , Swhile also being simple and easy to clean. Sleek, simple and modern accessory to enhance your espresso experience EASY TO CLEAN & USE - 53mm Precision dose trimming tool is dishwasher safe, you just rinse it with water and clean it with brush or sponge