Binchotan (Japanese Oak) activated charcoal is the highest grade of charcoal. These charcoals are from the Kishu region of Japan.
Excellent natural properties that help reduce odor and hardness from water, and filter for better tasting drinking water. Filtering time is approximately 3-4 hours.
Do not use with water that is microbiologically unsafe or of unknown quality.
Use 1 stick for a personal water bottle and use 2 sticks for a carafe. 1 stick can filter up to 1 liter (33.8 ounces) of water.; each stick is approximately 0.8 inches diameter and 4 inches length.