Warm your soul, mind and stomach with a nice cuppa out of this black ceramic mug. Perfect for any Physics lover, featuring a quote by an exceptional Physicist - Paul Dirac. It’s BPA and lead-free, microwave and dishwasher-safe, and made of black durable ceramic and available in 11-ounce and 15-ounce sizes. The high-quality sublimation printing makes this black ceramic mug the perfect gift for your true coffee, tea, or hot chocolate lover. .: Material: 100% ceramic with a glossy finish .: Available in two sizes: 11oz (0.33 l) and 15oz (0.44 l) .: C-shaped easy-grip handle .: Microwave and dishwasher safe .: Lead and BPA-free .: Blank product sourced from China