Polish Pottery is hand-crafted and hand-painted stoneware made in the town of Boleslawiec, Poland, where the tradition of pottery dates back to the 14th century. This region is famous for its high quality ceramic ware. Highly skilled artisans train for years learning to create this stunning pottery. Polish pottery is fired at temperatures exceeding 2200 degrees Fahrenheit in gas and electric kilns. All glazes are lead and cadmium free. Ceramika Bona stoneware has been tested for safety, and it exceeds FDA rules and regulations regarding food safety. These dishes are microwave, dishwasher, freezer, and oven safe up to 500 degrees F. Polish pottery is crafted from white stoneware found only in the Boleslawiec region of Poland. It is very dense in nature, allowing the pottery to be chip and crack resistant. Lustrous glazes are applied to each dish, adding a beautiful shine, as well as preserving the vibrant colors. It also makes cleaning a breeze. It is the combination of function and beauty that makes Polish pottery so captivating and appealing. Covered with hard and lustrous glaze that is scratch resistant, fired in 2280 F.