The design is printed on BOTH sides. Warm-up with a nice cuppa out of this customized ceramic coffee mug. It’s BPA and Lead-free, microwave & dishwasher-safe, and made of white, durable ceramic in 11-ounce and 15-ounce sizes. Thanks to the advanced printing tech, your designs come to life with incredibly vivid colors – the perfect gift for coffee, tea, and chocolate lovers. .: These mugs are made with durable white ceramic so that your prints can stand out. .: Available in two sizes: 11oz (0.33 l) and 15oz (0.44 l) .: All mugs feature a comfortable C-handle and a shiny finish so that they're both easy to use and great to look at. .: Drink confidently on a daily basis as all mugs are lead and BPA-free. Thank you, for supporting our small business.