In Brzeg, Poland, Ewa and her team shape each stoneware mug from their native clay before using carved sponges and fine brushwork to adorn it with our blooming poppy flower motifs. Each is then glazed and high-fired for everlasting beauty. Microwave, oven, dishwasher, and freezer safe. Handcrafted exclusively for Uno Alla Volta, from the heart and hands of the artisan. Dimensions - 5.75'' tall, holds 14 oz.