Features: This premium stainless steel coffee filter features an efficient extraction design with fine pores and secondary water distribution technology, ensuring uniform water flows for coffee flavor and flavor while lasting 3 times longer than paper filters. Crafted from stainless steel, it includes a unique secondary water distribution systems that boosts extraction by 20% for richer flavor, and its smooth surfaces allows easy cleaning without chemicals. Designed for coffee enthusiasts, busy professional, and sustainable consumers who value convenience, sustainabilities, and superior coffee quality in their daily routines. Versatile for home kitchens, offices, and cafes, this reusable coffee filter works seamlessly with all espresso machines, providing efficient performances in diverse coffee making environments. Enhances your brewing experience with this sturdy, user friendly espresso machine filter accessory, reducing environmental waste while consistently delivering excellent coffee results. Specifications: Materials: Stainless Steel Thickness:0.2mm/0.007in Diameter:Appox. 53mm/2.08in, 51mm/2in, 58.5mm/2.3in(Optional) Package Includes: 5Pieces Stainless Steel Coffee Filter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.