Premium Quality - The reusable coffee filter is made of food-grade polypropylene and nylon. The coffee filter basket is durable. More Balanced Brewing - The reusable coffee filter can filter coffee directly, the mesh is fine, the filtering effect is even, which can allow the natural coffee bean oil to penetrate and increase the flow rate, achieve a more balanced brew and improve the coffee flavor. Portable & Handle Design - The cone-shaped coffee filter has a handle, you can easily adjust it when making coffee. Quite lightweight and portable. You can use the #4 cone coffee filters easily anytime and anywhere. Suitable for outdoor camping, fishing, hiking, climbing, etc. Dishwasher Safe - The reusable cone coffee filters can be washed in warm soapy water and rinsed thoroughly. Dishwasher safe, easy to clean and designed for long life. Wide Compatibility - The coffee filter diameter is 11.5cm and the height is 9cm. The coffee maker filter basket is compatible with coffee maker models # CF080, CF082, CF090, CF091, CF092, CF097, CF021, CF022, CE201, CP301, CP307.