Anchor Hocking Oven Basics 9.5-Inch Deep Pie Plate.This tempered durable glass bakeware set is microwave, pre-heated oven, refrigerator, freezer, and dishwasher safe. Built stronger so you don't have to spend more to replace later. Anchor Hocking baking glass is safe, healthier than metal and plastic. It will not warp, stain, retain smells, or leach dangerous chemicals into food.Backed by a protective limited five-year warranty , this tempered glass bakeware set promises to impress for many years to come.Made in USA.