Made by the non-wood material ABACA (Manila hemp) and wood-pulp based on a forestation project. The Cafec ABACA filter paper is eco-friendly, has good air and liquid permeability, toughness, and elasticity. Cafec produce this filter paper using a special technique to incorporate a 2-side crepe feature onto paper. This allows a smooth water flow and less chances of blockage during coffee brewing. Perfect for use with Hario Drippers. Cafec Abaca Paper Filters (100Pcs) Features High quality filter paper – Treated with the utmost care and attention during manufacturing. Air Dried Filters – For superior smooth texture and flow of water and coffee through fibres. 100% Sustainable – FSC (Forest Stewardship Council) certified, Compostable & full-biodegradable This Product Includes: 100 Pack of Cafec Abaca Filter Papers (Cup Size Specified) The Specifics Material Abaca Made In Japan