Ceramika Artystyczna Polish Hand Painted XL Coffee/Tea Mug (Autumn Meadow) Experience beauty every morning with a large mug of coffee or tea Very durable stoneware - won't crack or chip easily Dishwasher, microwave and oven safe up to 400 degrees F (200 degrees C) Lead-free glaze, non-toxic, and impervious to abrasives Unique designs hand-painted by artsits, these mugs are hand-crafted in Poland