1COMPATIBILITY: Specially designed for the 58mm coffee maker portafilter to ensure perfect compatibility and fit. Users can use it without worrying about mismatch. 2PREMIUM MATERIAL: Made of premium stainless steel material, sturdy and durable, not easy to rust, ensuring long term use. Premium materials ensure the quality and durability. 3FINE FILTER: The filter is meticulously designed to effectively filter coffee grounds and ensure the production of clear and pure coffee. Users can enjoy the fine taste of coffee. 4EASY TO CLEAN: This coffee portafilter filter basket is easy to clean and maintain, can be hand washed or put in the dishwasher to clean, saving time and labor. 5SINGLE CUP DESIGN: This coffee portafilter filter basket is designed to be a single cup serving size for a cup of coffee with the right consistency and flavor, very convenient and practical.