Dear Sirwe are Indonesia manufacture of 100% Natural Coconut Shell Charcoal Briquetteour product is High grade Coconut Shell Charcoal Briquettes made from 100% Natural Coconut Charcoal. Do not contain mineral coals or chemicals. Very Long Lasting and High Heat Charcoal Briquettes, with very low ashes. Non-Sparks, no smoke etc. This quality Coconut Shell Charcoal Briquette is available in cushion and also long log shape. This is an environmentally friendly and high grade Coconut Shell Charcoal,We are able to tailor make charcoal to suit your requirements e.g. calorific value, fixed carbon content, density, shape and size. Please feel free to let us know about any requirements you have, we will try our best to conform to them. Our products do not use any chemicals to produce.for business inquiry please contact (+6287878861658)thank youhardy chung