Stainless Steel: These filter basket are made with stainless steel, not easy to rust, wear-resistant, tasteless, can be directly contacted with food, coffee filter tools used Package Include: You will receive 1 single cup, 1 double cup, 1 four cup, 1 blind cup and 2 brush An essential tool for every coffee lover and homemade coffee, suitable for home, milk tea shop, coffee shop, and so on Super Fine Filter: Professional stainless steel coffee filter with super-fine filter to make ensures the delicate taste of the coffee for a smooth and full-bodied espresso or coffee taste Easy to Clean: The coffee filter basket is easy to clean, just rinse it with clean water and dry it can be reused, the is uniform and stable, and it is Applicability: Coffee ground filter bowl is suitable for semi-automatic espresso machine or 51mm coffee machine, enjoy a cup of coffee at your leisure, practical coffee accessory