The Supagrill Charcoal Bbq Briquettes - 5Kg Are Made Of High Quality Lumpwood Charcoal Fines. They Produce A Higher Heat Output Due To The Carbon Content, And Help Sustain A Longer Lasting Barbecue Than Traditional Lumpwood Charcoals. These High Quality Briquettes Conform To En/Din Standards And Burn Hotter For Longer.