Bunzlauer Polish Pottery 3-Quart Casserole, DU60 Design Bunzlauer stoneware 3-quart casserole dish made in Boleslawiec, Poland Fired at temperatures above 2,300 degrees F for long-lasting beauty Displays artisan's initials and unique Zaklady back stamp Lead-free; safe in oven, microwave, and dishwasher Measures 12 x 10 x 4 inch