Our product is made from 100% natural material,environmentally friendly , used for BBQ in restaurants, filler water, purify air , nourish and regulate environment, deodorize and regulate humidity, keep body warm and so on. - Material: eucalyptus, litchi, longan wood - Shape: cylinder - No smoke - No smell - No explode when fired - Using in restaurant, in air-conditioned room Specification - Ash: 1.5-2.5% - Carbon: 92% - Gross calorific value: 7700kcal/kg - Sulfur: 0.03% - Burning time: 3 - 4 hours - Size: Diameter: 1.5 - 2cm, 2 - 3cm, 3 - 4cm, 4 - 6cm Length: 20 - 25cm; 10 - 20cm, 4 - 10cm - Packing: 10-15kg in PB bag and all in carton or as customerâ??s requests Any of your orders will be paid our best attention. For detailed information, please feel free to contact via the following address: