Hario Coffee Dripper CopperThe v60 copper dripper is made with the finest materials, as are all hario products. The copper allows heat to be transferred evenly to the coffee grounds due to the high thermal conductivity. In return, the end result is delicious coffee. To achieve the best flavor, wet the paper filter first, add the coffee grounds (medium grind) and slowly pour the hot water in the top, working in a circular motion. A gooseneck kettle is recommended for accuracy