• High-quality materials: the ceramic sponge is made of high-quality ceramic fiber, which is not easy to burn and prolongs the fuel's combustion time. • Safe and reliable: when the fireplace or alcohol bottle is tipped over, the fuel leak can be effectively slowed down. • Easy to use: the bioethanol fireplace ceramic sponge can be freely cut to the appropriate size. • Packing list: 6 pieces of ceramic sponge for fireplace measuring 8.6 x 8.6 cm. • Tips: follow your burner's instructions and do not overfill the burner. Keep out of reach of children.