CharactEristics of our lump charcoal: Size - 5 cm -120 cm (we can make it smaller, if you require) Water - 3% Ash - 1.3% Non-volatile carbon - 77-80%. Our charcoal is made from oak, birch, acacia, hornbeam and also fruit species. We hope our proposal would be acceptable for you. 2,5-3 kg paper bags 10 kg paper bags 15 kg polypropylene bags.