Designed for use with AeroPress coffee makers, our natural paper micro-filters are an essential part of the brewing process that keep grounds from entering your cup. Unlike French press coffee brewers; they ensure a consistently grit-free cup of coffee. 200 replacement AeroPress natural paper micro-filters. Removes grit, unlike most press-type coffee makers Biodegradable * Compostable Standard size: Compatible with AeroPress Original, AeroPress Clear and AeroPress Go coffee makers. Made in the USA