BV Filtropa was founded in 1962 and is still one of the leading manufacturers and supplier of paper coffee filters to the world located in Maastricht, the Netherlands. Filtropa coffee filter bags are high quality products manufactured with paper that fully satisfies all the standards of the international food and drug administration. The original BV Filtropa is made of cellulose acetate-bonded paper, designed to make delicious coffee, for over 50 years. The regular round shape supports optimal saturation with hot water and prevents overpacking of the filter. With its unique filtering properties, this high quality paper meets all demands in removing any bitter oils and grounds even at the lowest percolation pressure.