This mug is microwave safe & dishwasher safe & made of white, durable ceramic in an 11-ounce size. It’s high-quality sublimation printing makes it the perfect gift for your true coffee, tea or hot chocolate lover. .: White ceramic .: 11 oz (0.33 l) .: Rounded corners .: C-Handle product is designed by me & printed by Printify product is designed by me & printed by Printify Pink Checkerboard Mug