SUITABLE FOR MACHINE - The portafilter fits Barista Express, Barista Pro, Barista Touch, Bambino, Bambino Plus, Infuser BECOMING A PROFESSIONAL COFFEE MAKER - The 54mm portafilter can better judge the uniformity of extraction, improve the extraction quality by observing the coffee liquid output state and channel effects. IMPROVE THE PURITY OF EXTRACTION - The 54mm portafilter bottomless can help the machine extract more crema and break bubbles during extraction, especially when using a coffee travel mug. ENJOY FILTERING BRIGHT COFFEE - Immerse yourself in the enjoyment brought by the coffee column, the mellow and evenly colored coffee slowly drips into the cup, sharing it with your family and friends like honey CRAFT STURDY AND EXQUISITE - The portafilter head is cast from food-grade stainless steel and highly polished. The handle adopts ergonomic design to ensure easy operation, the actual texture of the handle may vary slightly per batch. Color: Silver and brown Material: Stainless