Polish Pottery Small Oval Baker - "Eva's Collection" Spring 7.25'' long, 4.25'' wide and 1.5'' deep. Oven, microwave, dishwasher and freezer safe without losing the beautiful colors and textures. Polish Pottery from Boleslawiec is scratch and chip resistant; lead and cadmium free Premium European Stoneware Certified Quality 1. Part of Eva's Collection Fired at temperatures over 2,300 degrees F for long-lasting beauty.