Pack of 10 Kishu X1 binchotan Our Japanese binchotan comes from the province of Wakayama in Japan, the cradle of the production of real binchotan. Details: Weight: approx. 25g and 35g per stick Filter between 0.5 and 1.5L of water 6 months of use Manufacturing: Origin of coal: Japan (Wakayama province, Kishu region) Packaging: France Packaging produced and printed in France with vegetable ink Characteristics of Binchotan: Eliminates chemicals and heavy metals Preserves minerals and trace elements Improves the taste of water 100% recyclable and compostable How do you use Binchotan charcoal? At the first use, put the charcoal for 10 minutes in boiling water Let your charcoal dry for a few minutes Let the charcoal work for between 4 and 8 hours Your water is purified. 1% of Binchotan's sales are donated to our partner NGO working for reforestation in the Amazon.