The AEROPRESS is an entirely new way to make coffee. Water and grounds are mixed together for ten seconds. Then gentle air pressure pushes the mix through a micro-filter in 20 seconds. The total brewing time of only 30 seconds results in exceptionally smooth flavor. Tasters ranging from professional cuppers and author Kenneth Davids, to coffee aficionados all praise the smooth, rich flavor. Smoothest Using the ideal water temperature and gentle air pressure brewing yields rich flavor with lower acidity and without bitterness. Richest Total immersion brewing results in uniform extraction of the ultimate in full coffee flavor. Other coffee makers drip hot water on bed of grounds, over extracting at the center and under extracting at the edge. Purest Micro filtered for grit free coffee ٖ unlike other press-type coffee makers. Fastest One minute from start to enjoy. The actual press time takes only 20 seconds. Makes 1 to 4 cups (1 or 2 mugs) of coffee or espresso Made in U.S.A. Replacement AeroPress filters available Worldwide patents pending