Primo is the only ceramic grill manufactured in the USA. Each cooker is hand-made and carefully inspected for quality before it leaves the factory, so you can feel secure about your investment. The XL Oval Primo offers versatility, efficiency and capacity with the ability to cook direct and indirect at the same time. Cooking space begins at 400 sq. in. and increases to 680 sq. in. The Jr. Oval has a cooking space that begins at 210 sq. in. and increases to 360 sq. in.