Hi, I am Shan from KUBER ENT. We supply/export Coconut Shisha Briquette Charcoal. The details as below: Cubic shaped Premium quality 100% pure coconut charcoal Long burning duration time with high heat Smokeless, Odourless and No spark Natural White Ash Suitable for shisha and hookah purposes Environmental friendly Direct Manufacturer 100% Pure Coconut Size : 25 x 25 x 25 mm SPECIFICATION : Moisture : 2.9 min Ash : 2.0 - 2.5 Volatile : 9.0 min Carbon : 85.6 maBurning duration : 2.30 max