The Pyrex 209 9 Inch Glass Pie Plates Set of 2 is a vintage set of bakeware that includes two round pie dishes with a diameter of 9 inches. Made of clear glass with a non-stick surface coating, these pie plates are machine washable up to 140°F and are suitable for use in both electric and gas ovens. Easy to clean and dishwasher safe, these original Pyrex pie dishes are a collectible item from the 1970-1979 time period, perfect for baking and serving a variety of pies with ease.