- High quality stainless steel materials - Made of FDA grade stainless steel, durable and rust resistant, with a long service life. Safe to use, simple lightweight design and high temperature resistance. - Compatibility and placement - Fits Delonghi EC5, EC7, EC9 (Delonghi EC680, EC685, EC155, EC702). Please check your model size carefully before buying. - Elevate your coffee experience - The 51mm stainless steel coffee filter uses an ultrafine filter to preserve the delicate taste for a smooth, full bodied espresso or coffee. Helps you brew drinks with professional quality. - Practical coffee accessory - Inner diameter 51mm (2 inch), outer diameter 60mm (2.36 inch). Suitable for semi automatic espresso machines or 51mm portafilters. Pressurized filter, removable for cleaning, with a porous design to optimize extraction and flavor. - Applicable scenes - Easy to install and easy to use, a essential tool for coffee lovers and home brewing. Suitable for household use, milk tea shops, bars, and coffee shops.