Vena Blue Rose Polish Pottery Spring Blossom Pie Bird Hand made in Poland Safe to use in microwave, dishwasher, freezer, oven No lead or cadmium NEW - Pie Bird - used to prevent pie filling from boiling up and leaking through the crust by allowing steam to escape from inside the pie. They also support the pastry crust in the center of the pie, so that it does not sag in the middle. Stoneware