CasusGrill - an ingenious, instant, disposable, biodegradable single-use barbecue made completely from natural ingredients - bamboo charcoal briquettes, insulating light weight lava stones, natural bamboo and cardboard frame and packaging. Barbecue anywhere is the great New Zealand outdoors, it weighs just 1 kg so fits perfectly in a back pack. Easy to light, ready to grill in 5 minutes and retains its heat for more than 60 minutes. CasusGrill creates a high, even temperature ensuring your food is beautifully grilled with a delicious crisp barbecue finish. Check out the you tube clip below. https://www.youtube.com/watch?v=n_4f-NYNL-4