Let the Batman of the past and present protect your coffee with this Batman Through the Years Mug, showcasing the Caped Crusader as he's changed over the decades. This mug proudly displays seven different iterations of the Dark Knight, from his first appearance in Detective Comics #27 (May 1939) to the 21st century. Good morning, Gotham! Base mug is grey. Holds 14 ounces. Microwave and dishwasher safe.