â— The Healthy Ceramic Roaster has a corrugated bottom plate that allows oils and fats to easily drain away from your food. . â— The lid handle also acts as a freestanding lid prop, so the lid does not get in the way during cooking. . â— The base is made of a die-cast aluminum with an abrasion resistant ceramic coating, which allows for quick easy clean ups.. â— The lid is made of aluminum with a tempered glass “window†and a resin handle. . â— It also comes with two silicon hot pad grippers. â— Designed so it can be used with an electromagnetic cooker. â— This item is made of aluminum; therefore it can NOT be used in the microwave. â— Please avoid rapid cooling. â— The cooking area is roughly 10.5†x 8.25â€. The pan is 1†high from the top of the corrugated plates to the top of the pan, but with the lid on you have up to 2.75†of clearance. â— Heat-resistant temperatures for this product are roughly: About 220 degrees: body. About 180 degrees: lid handle. About 220 degrees: silicon handles ** Imported From Japan **