Boleslawiec Polish Pottery 10 oz Coffee or Tea Bubble Mug 1858

This stoneware from Boleslawiec is oven-safe up to 475°F, microwave, dishwasher, and freezer safe, and retains its color and texture. It is lead and cadmium free and made from high-quality clay fired at over 2300°F.

• The description claims that the stoneware retains its color and texture when used in the microwave, dishwasher, and freezer.
• The description claims that the stoneware is lead and cadmium free.
• The description claims that the stoneware is made from high-quality clay and fired at over 2300°F.