【Double Mesh Permanent Filter】The filter adopts an innovative double mesh design, and the bottom is integrated with the filter element, eliminating the need for a paper filter. It can effectively prevent coffee grounds and debris from entering. There will be no more taste of paper or plastic. in your cup, retaining the original rich taste of coffee. 【High-quality stainless steel material】Our filters are made of food grade 304 stainless steel, which is corrosion-resistant, rust-proof, acid and alkali-resistant, heat-resistant, environmentally friendly and reusable, and are the best alternative to disposable paper filters. To use, simply pour coffee and hot water, let the coffee drip through the fine mesh filter, and easily remove the dripper when finished.  【800 Mesh】This coffee filter is designed with 800 mesh, with a mesh size of 800 meshes per square inch, which can filter coffee particles larger than 18 µm. It can be filtered in 3-5 minutes to ensure finer filter particles, allowing you to enjoy the best coffee taste. 【Easy to Clean】The stainless steel filter only needs to be rinsed with warm water to clean after use, and it can also be heated and sterilized. The silicone handle of the filter is detachable, making it easy to clean and dry. It is very convenient for daily use and cleaning, suitable for long-term use and can save money.