Set of 5 organic binchotan fine carbons for water filters

Thanks to this set of 5 binchotan charcoal sticks, filter and mineralize your running water on a daily basis. An economical and ecological format perfect for your water bottle or other narrow-necked containers. Material: Eucalyptus wood (viet nam) size: 1 to 1.5 cm X 10 cm Labeled organic by Vinacontrol Cardboard box