Compatibility: 51mm Bottomless Portafilteris designed for 51mm home coffee machines, ensuring that your brewing needs are metMaterial: Espresso Portafilter is made of alloy and silicone, which is environmentally friendly and has good anti oxidation and durabilityEfficient coffee extraction: Coffee Portafilter adopts a precision fine pore design with a filter around it to evenly filter the coffee powder. Ensure labor saving use and high work efficiencyErgonomic design: Coffee Portafilter Filter Handle adopts ergonomic design, providing comfortable grip and stable operation during use. Its detachable design makes it easy to install and cleanCoffee tools: Bottomless Portafilter is an indispensable tool, they attach importance to coffee extraction through its fine filter design Size Chart: diameter about 5.1cm/2.01inch, total length about 21.8cm/8.58inch, height about 3.8cm/1.50inch Package Includes: 1 Bottomless Portafilter Note: Please allow slightly errors due to manual measurement and different monitors.