Juliska products are lead-free. Dishwasher-safe on a warm gentle cycle with a mild detergent. Larger or highly decorated pieces – wash by hand. Mouth-blown in the Czech Republic. Stoneware can ago straight from the freezer into the oven on 500 degrees – also guaranteed for microwave and dishwasher use. This vitrified ceramic is highly resistant to chipping and breaking. Made in Portugal.