1.Our coconut charcoal briquettes are made from 100% natural coconut shells grown organically without any mixture of wood or artificial chemicals for shisha/hookah 2. our products: - 1.9-2.2 % & 1.6-2.2 % ash content - 6-8% moisture - 2+ h burning time - free from odor, taste, cracks etc 3. form - cube (20, 22, 25, 26. 27, 28, 30, 31 mm) - finger, hexa, flat - can produce custom shapes