Dear Sir, We produce charcoal briquette from coconut shell as premium product which are used for shisha, Charcoal briquette have the following contents: 1. Higher density 2. Fixed Carbon content : 70% 3. Calorific value : 7100 Kcal/kg 4. Burning time more than 2 hours 5. Ash content : 5-6% 6. Smokeless