Good filter quality: The filter has a 100-mesh fine mesh strainer that can easily filter coffee grounds or loose tea, giving you a cup of pure and delicious coffee/tea. Durable material: The fine mesh strainer is made of high-quality stainless steel, rust-proof and washable; the double outer rim will not wear out. Easy to wash and clean: Rinse the French coffee filter under running water for a few seconds until there is no coffee residue left. Easy to clean and store for next time.