Kamado Joe Big Joe 24-in. Charcoal Grill Cover in Black. Keep your grill in mint condition and protect it from nature'smost damaging elements like water, wind, and snow with our heavy-duty custom-fitted grill cover. This durable, waterproof cover is 100 percent solution-dyed polyester construction to guarantee no fading from day-to-day sun damage. Keep Mother nature out and your grill protected all year long.