Kertas saring kopi dengan Roasting level, membuat seduhan kopi makin bervariasi dengan anekan Profil roasting dari Roastery kopi kesukaan anda. The roasting level paper filter has a special structure that can control ideal water flow speed depending on each roasting level. Including in-house coffee roasting and being a pioneer brand in producing high-quality paper filters with a track record of 50 years of great success is the reason for developing this epochal product. Each Roasting Level Special Paper Filters comes in 2 sizes (Cup1 / Cup4). Optimal coffee brewing water temperature according to each roasting level is also described in the product name as T-92 / T-90/ T-83. We want to see your smile over a cup of delicious coffee in your daily life! Detail about Cafec Roast Level coffee filter, see the following link. https://cafec-jp.com/products/filterpaper/