Carlisle 4306822 Break-Resistant Tritan Coffee Mug, 12 oz, Honey Yellow (Pack of 12) Made of high-strength, break-resistant Tritan plastic Large handles keep fingers away from hot liquids Min Temperature: -40F. Max Temperature: 212F. Bottom Diameter - 2.60 inch. Diameter Inside - 2.33 inch. Top Diameter - 3.25 inch Dishwasher safe BPA free