200-Year Old Polish Tradition ~ Hand Crafted Stoneware ~ Prouldy Displays Artisans' Initials and Unique Zaklady Back Stamp ~ Distinctive Shapes and Patterns from the Oldest Ceramics Workshop in Boleslawiec, Poland ~ Lead-Free and Fired above 2300°F ~ Long-Lasting beauty ~ Safe in Microwave, oven, and Dishwasher