If You Care Cone Filters are made from Forest Stewardship Council (FSC) certified unbleached totally chlorine-free (TCF) paper. Since no chlorine or chlorine derivatives were used to produce these filters, no chlorine or chlorine derivatives get dumped into our lakes, rivers and streams. If You Care coffee filters feature a strong “never break” double seam, which assures the strength and integrity of the filters. These coffee filters are designed to give lovers of freshly ground coffee maximum pleasure while having the least possible environmental impact. NOW CERTIFIED COMPOSTABLE for municipal or commercial composting as well as for backyard or home composting.