A convenient single-cup filter that allows you to enjoy authentic drip coffee from just one cup. No box. Used only once after purchase, but no longer needed due to the purchase of a coffee maker. No instructions or box. It was about 3000 yen online. ~Excerpt from the internet~ A gold filter that allows you to enjoy the original aroma and flavor of coffee beans that you can't get with paper filters. A single-cup type that can be attached directly to a cup for brewing. The unique mesh shape coated with pure gold extracts the concentrated oils without letting them escape. The gold, which is resistant to oxidation, prevents changes in taste, and the filter can be used hygienically for a long time. For those who are particular about coffee and want to savor and enjoy it thoroughly. Compared to paper filters, the original characteristics of the beans are extracted directly. In particular, this gold filter is coated with pure gold plating on the mesh, making it less susceptible to chemical changes, and bringing out the pure taste and aroma of the coffee beans. Pure Gold Plated Filter Gold (Au) is the least likely to oxidize and is a metal that does not easily generate metal ions, so it has little effect on the flavor of coffee, and the filter itself does not rust. Also, it is resistant to mold and odors, so you can continue to use it hygienically for a long time. ⭐︎How to hand-drip using a single-cup gold filter⭐︎ 01. Boil water. 02. Set the filter and filter holder in the cup. 03. Put medium-ground to medium-coarse ground coffee powder into the filter. Use about 11g of powder, and level the coffee powder in the filter. 04. Pour the hot water from the center over the entire powder, and let the powder expand. For the first pour, pour about 20cc of water over the entire coffee powder and let it steam for 30-40 seconds for a better taste. 05. Pour the hot water in several installments so that it doesn't overflow. The total amount of water to pour is about 180ml per cup. 06. After all the water in the filter has drained, remove the filter from the cup. Use medium-ground to medium-coarse ground coffee powder. You can measure one cup (about 11g) using the cores logo mark plate as a guide. The following are guidelines, so adjust to your preference. Dark roast... The logo plate is almost hidden. Medium roast... Align with the line below the logo plate. Light roast... The logo plate is completely visible.