This charming Crayola Keep Calm and Cray-on 18 oz. Mug puts a colorful spin on a long beloved quote. The mug urges you to "Keep Calm and Cray-on" while getting your morning caffeine fix. Made of stoneware. Measures about 5 1/2-inches long x 4 2/5-inches tall x 3 3/4-inches wide. Hand wash only. Not dishwasher safe. Do not microwave.