This mug is BPA and lead-free, microwave and dishwasher-safe, and made of black durable ceramic in 11-ounce sizes. The high-quality sublimation printing makes this black ceramic mug the perfect gift for your true coffee, tea, or hot chocolate lover. .: Black ceramic .: 11 oz. (0.33 l) .: C-handle .: Lead and BPA-free .: Print on both sides