Finum Reusable and Sustainable Coffee Filter with Stainless Steel Infusing Mesh, Size 2 The filter is perfectly matched to all popular coffee machines with the size 2 filter format. Thanks to the robust material, the filter is extremely durable. The perfect alternative to paper coffee filters! Made of stainless steel mesh 18/10; heat-resistant plastic frame; long durability and taste unaffected Dishwasher safe and also easy to clean under tap water Meant for brewing ground coffee.