We offer to supply 100% Coconut Shell Charcoal Briquettes , Hexagonal shape and the specifications as follows. 1.Color - Black 2.Odor - Odor less 3.Smoke - Smokeless 4.Shape - Hexagonal 5.Size - 50mm Dia X 125mm Length 6.Weight - 250 to 350 Grams 7.Fixed Carbon - 55 to 60% 8.Ash - 25% 9.Volatile Matters - 14% 10.Moisture - 5% max 11.Energy - 6500 Kcal/kg 12.Heat Content - 350C 13.Ash Colour - White 14.Ignition Time - 10 Min Max 15. Burning Time - 4 to 5 Hrs.