☕ SUITABLE FOR 54mm Breville Portafilter - designed to work with the tapered 54mm portafilter baskets as suggested in description, including the Breville 54mm portafilter baskets, including the Barista Express, Pro, Touch, Bambino Plus, Infuser and Duo-Temp Pro etc. ☕ AVOID MESS AND WAST- Coffee Dosing Ring stop wasting coffee and messing up your work top – with a coffee dosing funnel all the coffee goes into the portafilter basket, severely reduces the mess and difficulty in loading and tamping. ☕ 304 FOOD STAINLESS STEEL MATERIAL-NEOUZA coffee powder funnel is made of premium 304 stainless steel, non-rust nor corrosive, FDA grade material, safe to your family’s health. ☕ EASY TO CLEAN & USE- 53mm portafilter funnel is dishwasher safe, you just rinse it with water and clean it with brush or sponge; As for use, you simply place the funnel on the inner rim of your portafilter. ☕ Please note "the portafilter won't fit into the Barista Breville's grinder like picture with the funnel installed."