Ceramika Artystyczna Factory. Unikat 5167, Artist K. Sliwinska, Verdant Hummingbird Spring, Straight Mug, 12 oz. Handmade and Hand Painted in Boleslawiec, Poland. Oven Safe to 480 degrees, microwave, dishwasher, freezer safe. No lead nor cadmium. Naturally Nonstick.
