Reactivate charcoal every two weeks by boiling for 10 minutes and letting dry.
Japanese binchotan charcoal from Tosa, Japan. Binchotan charcoal has been used for centuries for its excellent purification properties in reducing water hardness, abosrbing odor, and filtering for a pure fresh taste.
Do not use with water that is not safe microbiologically or quality unknown.
6 binchotan charcoal sticks are included in one package. Filtering time is approximately 3-4 hours.
Use 1 stick for a personal-sized water bottle and use 2 sticks for a carafe. 1 stick can filter up to 750 ml (25.4 oz) of water.