1. Before first use please boil the coffee filters briefly in hot water.
2. Prepare coffee as usual. Use the fabric coffee filters instead of the previous paper filters.
3. After the brewing process, let the filter cool down.
4. Empty the filter and rinse it thoroughly with hot water. Then hang it up to dry.
5. Disinfect the filter in boiling water for a few minutes every 4 weeks to dissolve any residue .
100% cotton GOTS certified