Mug with personalized design for programming and computing lovers. Warm up with a beautiful personalized ceramic coffee or tea mug. It is BPA and lead free, microwave and dishwasher safe, and made of durable white ceramic in an 11-ounce size. These 11 oz (0.33 L) mugs are made of durable white ceramic to make your prints stand out.. All mugs feature a comfortable C-handle and a glossy finish to make them easy to use and pleasing to the eye.. Drink with confidence every day as all glasses are lead and BPA free..