Marine Corps Mugs for those serving in the US Marines or fans of the USMC. These Marine Corps Mugs are ceramic and are 15 ounces. These Marine Corps Mugs make great Marine Corps Gifts and can be personalized with a name, unit name, ship name, insignia, etc for an additional fee. We heat press our mugs in-house to ensure you get a USMC Mug you will be proud to use or display. We ship all orders within 24 hours (weekends & holidays excluded).