Product Information Brand:Kalita Model:KWF-155(1-2 Cups) / KWF-185(2-4 Cups) Material:Wood pulp Product type:Coffee Filters Country of origin:Japan 1-2 Cups:Item weight (approx): 80 g, Shipping weight (approx): 130 g 2-4 Cups:Item weight (approx): 110 g, Shipping weight (approx): 190 g Key Features The KWF-155 coffee paper filters are specially designed for Kalita's wave coffee drippers 155, and the KWF-185 filters are intended for coffee drippers 185. These wave-design filters allow you to evenly pour hot water because the filter doesn't stick to the dripper, allowing for a smooth extracting experience. These filters have a flat bottom, allowing hot water to spread evenly, extracting delicious coffee without any techniques. Use & Care Please use them with a dedicated dripper (Wave series). Background Kalita Co., Ltd. elevates coffee brewing to an art with its precision Japanese drippers that produce the perfect cup. Characterized by the signature three-hole design, these carefully crafted tools ensure a meticulous balance of flavors, facilitating professional-grade brewing in home kitchens through their elegant simplicity.