Premium Material: Made of 304 stainless steel filter mesh and food grade PP plastic filter frame. Acid and alkaline, sturdy and durable. Can a long time use. Reusable: This coffee filter can be easily cleaned under running water and in the dishwasher. Reusable and eco friendly. More economical than paper filters. Handle Design: The handle design prevent you from getting hurt when you remove the filter after brewing coffee. Easily pour coffee grounds and clean the coffee filter with the handle. Great Filtering Effect: This coffee filter is 100 mesh. The mesh is finer, the filtering effect is better. Can filter more coffee powder, bringing you more delicate coffee quality. Wide Usage: Suitable for coffee machines using 4 cone filter. Suitable for various liquid filtration. Compatible with coffee machines, kettles, etc. Its also a great gift for family, friends and colleagues.