This Coffee Mug proudly displays the vintage Radio Corporation of America's logo and its' involvement in building US history. The red logo was used from 1922 - 1968 and the black and white imprint was used initially from 1919 - 1923 during the company's development years. ? HIGH-QUALITY MATERIAL ? Double sided custom coffee mug can be printed on both sides with your own images, logo, and text. The mug is permanent printed it will never fade away and will remain new after washing and using for years. This high quality personalized mug is printed with full glossy and vibrant colors. ? DURABLE MUG - Durable customizable mug is made from non-toxic ceramic material which make it safe for consuming hot or cold beverages. It is easy to clean with dishwasher and healthier to use than paper cups. Personalized cup is safe and break/chip resistant for Microwave even with hot water or heat. Multi-use product for daily use, perfect for coffee, tea, hot cocoa, and soup. It holds up to 11 or 15 ounces of liquid depending which cup you choose. ? PERFECT GIFT - Ideal customizable gifts for your friends family, grandparents, father, mother, husband, wife, boyfriend, girlfriend and specially engagement gifts for couples. This mug will make a very special gesture. Perfect Gift to coffee lovers on Mother's Day, Christmas, Father's Day, valentine's day, birthdays, anniversary, thanksgiving, wedding, housewarming, and graduation. Put your best memories on the mug and remind and put a smile on your loved one in each sip. ? Ceramic ? 11 oz mug dimensions: 3.85? (9.8 cm) in height, 3.35? (8.5 cm) in diameter ? 15 oz mug dimensions: 4.7? (12 cm) in height, 3.35? (8.5 cm) in diameter ? Dishwasher and microwave safe