Quick Answer: The AeroPress White Paper Micro-Filters, 350 Count is a disposable coffee filters designed for filtering brewed coffee with convenient single-use filters. Key Details High Quality Paper Micro-Filtration – Biodegradable, compostable paper coffee filters made from white, chlorine-free, food-safe paper for a flavor profile free of papery, chemical taste. Absorbs Bitter Tasting Oils – Paper material absorbs bitter tasting oils for a cleaner, brighter cup compared to metal filters. Better Than French Press – Our micro-filters are an essential part of the brewing process that keeps grounds from entering your cup, unlike French press coffee brewers; they ensure a consistently grit-free cup of coffee, no matter what brand or blend you use. Custom Fit for Standard Size AeroPress Coffee Makers – Works with AeroPress Original, Clear, Go, Go Plus, and Premium manual coffee makers. About AeroPress – Part French Press, part Pour-Over, part Espresso, AeroPress combines all three in one sleek, portable coffee maker.