We are company producing and selling Charcoal in ECO boxes for BBQ around the world. Charcoal is made of Birch tree. ECO box made of casting paper. Size of box 18x24x26cm. Gross weight: 1.2kg. Box self - ignition coal will be ready for you in 15 min. Burning time app.40 minutes. it''s enough for 3-4 kg of meat. 100% natural product.