Scanpan Classic 12-1/2-Inch Steamer Insert Durable steamer insert made from 18/10 stainless steel Fits any 12-inch Scanpan pot Designed to be stackable, so you can steam multiple foods at the same time Safe for dishwashers and ovens up to 500 degrees Measures 12.5 inches in diameter; weighs 2 pounds; lifetime warranty